fix(flows): enhance error logs when injecting default values

Avoid logging unnecessary full exception error stacktrace
when an error occurred while injecting plugin defaults -
Those errors can be logged often and can be temporary.

.devcontainer/Dockerfile

@@ -1,5 +1,6 @@
 FROM ubuntu:24.04
 
+ARG BUILDPLATFORM
 ARG DEBIAN_FRONTEND=noninteractive
 
 USER root
@@ -31,9 +32,23 @@ ENV SHELL=/bin/zsh
 # --------------------------------------
 # Java
 # --------------------------------------
-RUN wget https://download.oracle.com/java/21/latest/jdk-21_linux-x64_bin.deb
-RUN dpkg -i ./jdk-21_linux-x64_bin.deb
-ENV JAVA_HOME=/usr/java/jdk-21-oracle-x64
+ARG OS_ARCHITECTURE
+
+RUN mkdir -p /usr/java
+RUN echo "Building on platform: $BUILDPLATFORM"
+RUN case "$BUILDPLATFORM" in \
+  "linux/amd64") OS_ARCHITECTURE="linux-x64" ;; \
+  "linux/arm64") OS_ARCHITECTURE="linux-aarch64" ;; \
+  "darwin/amd64") OS_ARCHITECTURE="macos-x64" ;; \
+  "darwin/arm64") OS_ARCHITECTURE="macos-aarch64" ;; \
+  *) echo "Unsupported BUILDPLATFORM: $BUILDPLATFORM" && exit 1 ;; \
+  esac && \
+  wget "https://aka.ms/download-jdk/microsoft-jdk-21.0.6-$OS_ARCHITECTURE.tar.gz" && \
+  mv "microsoft-jdk-21.0.6-$OS_ARCHITECTURE.tar.gz" microsoft-jdk-21.0.6.tar.gz
+RUN tar -xzvf microsoft-jdk-21.0.6.tar.gz && \
+  mv jdk-21.0.6+7 jdk-21 && \
+  mv jdk-21 /usr/java/
+ENV JAVA_HOME=/usr/java/jdk-21
 ENV PATH="$PATH:$JAVA_HOME/bin"
 # Will load a custom configuration file for Micronaut
 ENV MICRONAUT_ENVIRONMENTS=local,override

.github/CONTRIBUTING.md

@@ -37,6 +37,10 @@ The following dependencies are required to build Kestra locally:
 - Docker & Docker Compose
 - an IDE (Intellij IDEA, Eclipse or VS Code)
 
+Thanks to the Kestra community, if using VSCode, you can also start development on either the frontend or backend with a bootstrapped docker container without the need to manually set up the environment.
+
+Check out the [README](../.devcontainer/README.md) for set-up instructions and the associated [Dockerfile](../.devcontainer/Dockerfile) in the respository to get started.
+
 To start contributing:
 - [Fork](https://docs.github.com/en/github/getting-started-with-github/fork-a-repo) the repository
 - Clone the fork on your workstation:
@@ -46,7 +50,7 @@ git clone git@github.com:{YOUR_USERNAME}/kestra.git
 cd kestra
 ```
 
-#### Develop backend
+#### Develop on the backend
 The backend is made with [Micronaut](https://micronaut.io).
 
 Open the cloned repository in your favorite IDE. In most of decent IDEs, Gradle build will be detected and all dependencies will be downloaded.
@@ -72,7 +76,7 @@ python3 -m pip install virtualenv
 ```
 
 
-#### Develop frontend
+#### Develop on the frontend
 The frontend is made with [Vue.js](https://vuejs.org/) and located on the `/ui` folder.
 
 - `npm install`

.github/workflows/codeql-analysis.yml

@@ -62,7 +62,7 @@ jobs:
 
     - name: Build with Gradle
       if: ${{ matrix.language == 'java' }}
-      run: ./gradlew testClasses -x :ui:installFrontend -x :ui:assembleFrontend
+      run: ./gradlew testClasses -x :ui:assembleFrontend
 
     # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
     # If this step fails, then you should remove it and run the build manually (see below)

.github/workflows/generate-translations.yml

@@ -62,6 +62,6 @@ jobs:
               echo "No changes to commit. Exiting with success."
               exit 0
             fi
-            git commit -m "chore(translations): localize to languages other than English"
+            git commit -m "chore(core): localize to languages other than english" -m "Extended localization support by adding translations for multiple languages using English as the base. This enhances accessibility and usability for non-English-speaking users while keeping English as the source reference."
             git push -u origin $BRANCH_NAME || (git push origin --delete $BRANCH_NAME && git push -u origin $BRANCH_NAME)
             gh pr create --title "Translations from en.json" --body "This PR was created automatically by a GitHub Action." --base develop --head $BRANCH_NAME --assignee anna-geller --reviewer anna-geller

.github/workflows/main.yml

@@ -31,6 +31,7 @@ jobs:
   release:
     name: Release
     needs: [tests]
+    if: "!startsWith(github.ref, 'refs/heads/releases')"
     uses: ./.github/workflows/workflow-release.yml
     with:
         plugin-version: ${{ github.event.inputs.plugin-version != null && github.event.inputs.plugin-version || 'LATEST' }}

.github/workflows/pull-request.yml

@@ -10,7 +10,11 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
+  # ********************************************************************************************************************
+  # File changes detection
+  # ********************************************************************************************************************
   file-changes:
+    if: ${{ github.event.pull_request.draft == false }}
     name: File changes detection
     runs-on: ubuntu-latest
     timeout-minutes: 60
@@ -29,6 +33,9 @@ jobs:
               - '!{ui,.github}/**'
           token: ${{ secrets.GITHUB_TOKEN }}
 
+  # ********************************************************************************************************************
+  # Tests
+  # ********************************************************************************************************************
   frontend:
     name: Frontend - Tests
     needs: [file-changes]

.github/workflows/setversion-tag.yml

@@ -23,12 +23,11 @@ jobs:
             exit 1
           fi
           
-          CURRENT_BRANCH="{{ github.ref }}"
-          
           # Extract the major and minor versions
           BASE_VERSION=$(echo "$RELEASE_VERSION" | sed -E 's/^([0-9]+\.[0-9]+)\..*/\1/')
           RELEASE_BRANCH="refs/heads/releases/v${BASE_VERSION}.x"
           
+          CURRENT_BRANCH="$GITHUB_REF"
           if ! [[ "$CURRENT_BRANCH" == "$RELEASE_BRANCH" ]]; then
             echo "Invalid release branch. Expected $RELEASE_BRANCH, was $CURRENT_BRANCH"
             exit 1

.github/workflows/vulnerabilities-check.yml

@@ -8,6 +8,9 @@ on:
 env:
   JAVA_VERSION: '21'
 
+permissions:
+  contents: read
+
 jobs:
   dependency-check:
     name: Dependency Check
@@ -57,6 +60,10 @@ jobs:
   develop-image-check:
     name: Image Check (develop)
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      security-events: write
+      actions: read
     steps:
       # Checkout
       - uses: actions/checkout@v4
@@ -83,13 +90,25 @@ jobs:
         uses: aquasecurity/trivy-action@0.30.0
         with:
           image-ref: kestra/kestra:develop
-          format: table
+          format: 'template'
+          template: '@/contrib/sarif.tpl'
+          severity: 'CRITICAL,HIGH'
+          output: 'trivy-results.sarif'
           skip-dirs: /app/plugins
-          scanners: vuln
+
+      - name: Upload Trivy scan results to GitHub Security tab
+        uses: github/codeql-action/upload-sarif@v3
+        with:
+          sarif_file: 'trivy-results.sarif'
+          category: docker-
 
   latest-image-check:
     name: Image Check (latest)
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      security-events: write
+      actions: read
     steps:
       # Checkout
       - uses: actions/checkout@v4
@@ -118,4 +137,11 @@ jobs:
           image-ref: kestra/kestra:latest
           format: table
           skip-dirs: /app/plugins
-          scanners: vuln
+          scanners: vuln
+          severity: 'CRITICAL,HIGH'
+          output: 'trivy-results.sarif'
+
+      - name: Upload Trivy scan results to GitHub Security tab
+        uses: github/codeql-action/upload-sarif@v3
+        with:
+          sarif_file: 'trivy-results.sarif'

.github/workflows/workflow-backend-test.yml

@@ -31,6 +31,8 @@ jobs:
     steps:
       - uses: actions/checkout@v4
         name: Checkout - Current ref
+        with:
+          fetch-depth: 0
 
       # Setup build
       - uses: kestra-io/actions/.github/actions/setup-build@main
@@ -68,6 +70,7 @@ jobs:
           list-suites: 'failed'
           list-tests: 'failed'
           fail-on-error: 'false'
+          token: ${{ secrets.GITHUB_AUTH_TOKEN }}
 
       # Sonar
       - name: Test - Analyze with Sonar

.github/workflows/workflow-frontend-test.yml

@@ -19,11 +19,8 @@ jobs:
     name: Frontend - Tests
     runs-on: ubuntu-latest
     steps:
-      - id: checkout
-        name: Checkout - Current ref
+      - name: Checkout
         uses: actions/checkout@v4
-        with:
-          ref: ${{ github.head_ref }}
 
       - name: Npm - install
         shell: bash
@@ -44,28 +41,15 @@ jobs:
           CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
         run: npm run build
 
-      - name: Run front-end unit tests
-        shell: bash
-        working-directory: ui
-        run: npm run test:cicd
-
       - name: Storybook - Install Playwright
         shell: bash
         working-directory: ui
         run: npx playwright install --with-deps
 
-      - name: Storybook - Build
+      - name: Run front-end unit tests
         shell: bash
         working-directory: ui
-        run: npm run build-storybook --quiet
-
-      - name: Storybook - Run tests
-        shell: bash
-        working-directory: ui
-        run: |
-          npx concurrently -k -s first -n "SB,TEST" -c "magenta,blue" \
-            "npx http-server storybook-static --port 6006 --silent" \
-            "npx wait-on tcp:127.0.0.1:6006 && npm run test:storybook"
+        run: npm run test:cicd
 
       - name: Codecov - Upload coverage reports
         uses: codecov/codecov-action@v5

.github/workflows/workflow-github-release.yml

@@ -20,17 +20,23 @@ jobs:
           name: exe
           path: build/executable
 
-      # GitHub Release
-      - name: GitHub - Create release
-        id: create_github_release
-        uses: "marvinpinto/action-automatic-releases@latest"
-        if: startsWith(github.ref, 'refs/tags/v')
-        continue-on-error: true
+      # Checkout GitHub Actions
+      - name: Checkout - Actions
+        uses: actions/checkout@v4
         with:
-          repo_token: "${{ secrets.GITHUB_TOKEN }}"
-          prerelease: false
-          files: |
-            build/executable/*
+          repository: kestra-io/actions
+          sparse-checkout-cone-mode: true
+          path: actions
+          sparse-checkout: |
+            .github/actions
+
+      # GitHub Release
+      - name: Create GitHub release
+        uses: ./actions/.github/actions/github-release
+        if: ${{ startsWith(github.ref, 'refs/tags/v') }}
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          SLACK_RELEASES_WEBHOOK_URL: ${{ secrets.SLACK_RELEASES_WEBHOOK_URL }}
 
       # Trigger gha workflow to bump helm chart version
       - name: GitHub - Trigger the Helm chart version bump

.github/workflows/workflow-publish-docker.yml

@@ -8,6 +8,11 @@ on:
         default: 'LATEST'
         required: false
         type: string
+      force-download-artifact:
+        description: 'Force download artifact'
+        required: false
+        type: string
+        default: "true"
   workflow_call:
     inputs:
       plugin-version:
@@ -15,6 +20,11 @@ on:
         default: 'LATEST'
         required: false
         type: string
+      force-download-artifact:
+        description: 'Force download artifact'
+        required: false
+        type: string
+        default: "true"
     secrets:
       DOCKERHUB_USERNAME:
         description: "The Dockerhub username."
@@ -24,19 +34,38 @@ on:
         required: true
 
 jobs:
-
+  # ********************************************************************************************************************
+  # Build
+  # ********************************************************************************************************************
+  build-artifacts:
+    name: Build Artifacts
+    if: ${{ github.event.inputs.force-download-artifact == 'true' }}
+    uses: ./.github/workflows/workflow-build-artifacts.yml
+    with:
+      plugin-version: ${{ github.event.inputs.plugin-version != null && github.event.inputs.plugin-version || 'LATEST' }}
+  # ********************************************************************************************************************
+  # Docker
+  # ********************************************************************************************************************
   publish:
     name: Publish - Docker
     runs-on: ubuntu-latest
+    needs: build-artifacts
+    if: |
+      always() &&
+      (needs.build-artifacts.result == 'success' ||
+        github.event.inputs.force-download-artifact != 'true')
+    env:
+      PLUGIN_VERSION: ${{ github.event.inputs.plugin-version != null && github.event.inputs.plugin-version || 'LATEST' }}
     strategy:
       matrix:
         image:
-          - tag: ${{ needs.build-artifacts.outputs.docker-tag }}-no-plugins
+          - tag: -no-plugins
             packages: jattach
+            plugins: false
             python-libraries: ""
 
-          - tag: ${{ needs.build-artifacts.outputs.docker-tag }}
-            plugins: ${{ needs.build-artifacts.outputs.plugins }}
+          - tag: ""
+            plugins: true
             packages: python3 python3-venv python-is-python3 python3-pip nodejs npm curl zip unzip jattach
             python-libraries: kestra
     steps:
@@ -62,17 +91,34 @@ jobs:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_PASSWORD }}
 
+
+#     # Get Plugins List
+      - name: Plugins - Get List
+        uses: ./.github/actions/plugins-list
+        id: plugins-list
+        if: ${{ matrix.image.plugins}}
+        with:
+          plugin-version: ${{ env.PLUGIN_VERSION }}
+
       # Vars
-      - name: Docker - Set image name
+      - name: Docker - Set variables
         shell: bash
         id: vars
         run: |
           TAG=${GITHUB_REF#refs/*/}
-          if [[ $TAG = "master" || $TAG == v* ]]; then
+          PLUGINS="${{ matrix.image.plugins == true && steps.plugins-list.outputs.plugins || '' }}"
+          if [[ $TAG == v* ]]; then
+            TAG="${TAG}";
             echo "plugins=${{ matrix.image.plugins }}" >> $GITHUB_OUTPUT
+          elif [[ $TAG = "develop" ]]; then
+            TAG="develop";
+            echo "plugins=--repositories=https://s01.oss.sonatype.org/content/repositories/snapshots $PLUGINS" >> $GITHUB_OUTPUT
           else
-            echo "plugins=--repositories=https://s01.oss.sonatype.org/content/repositories/snapshots ${{ matrix.image.plugins }}" >> $GITHUB_OUTPUT
+            TAG="build-${{ github.run_id }}";
+            echo "plugins=--repositories=https://s01.oss.sonatype.org/content/repositories/snapshots $PLUGINS" >> $GITHUB_OUTPUT
           fi
+          
+          echo "tag=${TAG}${{ matrix.image.tag }}" >> $GITHUB_OUTPUT
 
       # Build Docker Image
       - name: Artifacts - Download executable
@@ -92,7 +138,7 @@ jobs:
         with:
           context: .
           push: true
-          tags: kestra/kestra:${{ matrix.image.tag }}
+          tags: kestra/kestra:${{ steps.vars.outputs.tag }}
           platforms: linux/amd64,linux/arm64
           build-args: |
             KESTRA_PLUGINS=${{ steps.vars.outputs.plugins }}

.github/workflows/workflow-release.yml

@@ -8,6 +8,11 @@ on:
         default: 'LATEST'
         required: false
         type: string
+      publish-docker:
+        description: "Publish Docker image"
+        default: 'false'
+        required: false
+        type: string
   workflow_call:
     inputs:
       plugin-version:
@@ -48,7 +53,9 @@ jobs:
     name: Publish Docker
     needs: build-artifacts
     uses: ./.github/workflows/workflow-publish-docker.yml
+    if: startsWith(github.ref, 'refs/heads/develop') || github.event.inputs.publish-docker == 'true'
     with:
+      force-download-artifact: 'false'
       plugin-version: ${{ github.event.inputs.plugin-version != null && github.event.inputs.plugin-version || 'LATEST' }}
     secrets:
       DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}

Makefile

@@ -181,8 +181,8 @@ clone-plugins:
 	@echo "Using PLUGIN_GIT_DIR: $(PLUGIN_GIT_DIR)"
 	@mkdir -p "$(PLUGIN_GIT_DIR)"
 	@echo "Fetching repository list from GitHub..."
-	@REPOS=$(gh repo list kestra-io -L 1000  --json  name | jq -r  .[].name | sort | grep "^plugin-") \
-	for repo in $$REPOS; do \
+	@REPOS=$$(gh repo list kestra-io -L 1000 --json name | jq -r .[].name | sort | grep "^plugin-"); \
+		for repo in $$REPOS; do \
 	    if [[ $$repo == plugin-* ]]; then \
 	        if [ -d "$(PLUGIN_GIT_DIR)/$$repo" ]; then \
 	            echo "Skipping: $$repo (Already cloned)"; \
@@ -194,6 +194,22 @@ clone-plugins:
 	done
 	@echo "Done!"
 
+# Pull every plugins in main or master branch
+pull-plugins:
+	@echo "🔍 Pulling repositories in '$(PLUGIN_GIT_DIR)'..."
+	@for repo in "$(PLUGIN_GIT_DIR)"/*; do \
+	    if [ -d "$$repo/.git" ]; then \
+	        branch=$$(git -C "$$repo" rev-parse --abbrev-ref HEAD); \
+	        if [[ "$$branch" == "master" || "$$branch" == "main" ]]; then \
+	            echo "🔄 Pulling: $$(basename "$$repo") (branch: $$branch)"; \
+	            git -C "$$repo" pull; \
+	        else \
+	            echo "❌ Skipping: $$(basename "$$repo") (Not on master or main branch, currently on $$branch)"; \
+	        fi; \
+	    fi; \
+	done
+	@echo "✅ Done pulling!"
+
 # Update all plugins jar
 build-plugins:
 	@echo "🔍 Scanning repositories in '$(PLUGIN_GIT_DIR)'..."

build.gradle

@@ -21,7 +21,7 @@ plugins {
 
     // test
     id "com.adarshr.test-logger" version "4.0.0"
-    id "org.sonarqube" version "6.0.1.5171"
+    id "org.sonarqube" version "6.1.0.5360"
     id 'jacoco-report-aggregation'
 
     // helper
@@ -39,7 +39,7 @@ plugins {
     id 'ru.vyarus.github-info' version '2.0.0' apply false
 
     // OWASP dependency check
-    id "org.owasp.dependencycheck" version "12.1.0" apply false
+    id "org.owasp.dependencycheck" version "12.1.1" apply false
 }
 
 idea {
@@ -196,6 +196,9 @@ subprojects {
             testImplementation 'org.hamcrest:hamcrest'
             testImplementation 'org.hamcrest:hamcrest-library'
             testImplementation 'org.exparity:hamcrest-date'
+
+            //assertj
+            testImplementation 'org.assertj:assertj-core'
         }
 
         test {
@@ -213,8 +216,8 @@ subprojects {
             environment 'SECRET_WEBHOOK_KEY', "secretKey".bytes.encodeBase64().toString()
             environment 'SECRET_NON_B64_SECRET', "some secret value"
             environment 'SECRET_PASSWORD', "cGFzc3dvcmQ="
-            environment 'KESTRA_TEST1', "true"
-            environment 'KESTRA_TEST2', "Pass by env"
+            environment 'ENV_TEST1', "true"
+            environment 'ENV_TEST2', "Pass by env"
         }
 
         testlogger {
@@ -279,7 +282,7 @@ subprojects {
         }
 
         dependencies {
-            agent "org.aspectj:aspectjweaver:1.9.23"
+            agent "org.aspectj:aspectjweaver:1.9.24"
         }
 
         test {

cli/build.gradle

@@ -36,5 +36,5 @@ dependencies {
     implementation project(":webserver")
 
     //test
-    testImplementation "org.wiremock:wiremock"
+    testImplementation "org.wiremock:wiremock-jetty12"
 }

cli/src/main/java/io/kestra/cli/AbstractApiCommand.java

@@ -46,8 +46,18 @@ public abstract class AbstractApiCommand extends AbstractCommand {
     @Nullable
     private HttpClientConfiguration httpClientConfiguration;
 
+    /**
+     * {@inheritDoc}
+     */
+    protected boolean loadExternalPlugins() {
+        return false;
+    }
+
     protected DefaultHttpClient client() throws URISyntaxException {
-        DefaultHttpClient defaultHttpClient = new DefaultHttpClient(server.toURI(), httpClientConfiguration != null ? httpClientConfiguration : new DefaultHttpClientConfiguration());
+        DefaultHttpClient defaultHttpClient = DefaultHttpClient.builder()
+            .uri(server.toURI())
+            .configuration(httpClientConfiguration != null ? httpClientConfiguration : new DefaultHttpClientConfiguration())
+            .build();
         MessageBodyHandlerRegistry defaultHandlerRegistry = defaultHttpClient.getHandlerRegistry();
         if (defaultHandlerRegistry instanceof ContextlessMessageBodyHandlerRegistry modifiableRegistry) {
             modifiableRegistry.add(MediaType.TEXT_JSON_TYPE, new NettyJsonHandler<>(JsonMapper.createDefault()));

cli/src/main/java/io/kestra/cli/AbstractValidateCommand.java

@@ -31,6 +31,12 @@ public abstract class AbstractValidateCommand extends AbstractApiCommand {
     @CommandLine.Parameters(index = "0", description = "the directory containing files to check")
     protected Path directory;
 
+    /** {@inheritDoc} **/
+    @Override
+    protected boolean loadExternalPlugins() {
+        return local;
+    }
+
     public static void handleException(ConstraintViolationException e, String resource) {
         stdErr("\t@|fg(red) Unable to parse {0} due to the following error(s):|@", resource);
         e.getConstraintViolations()
@@ -68,10 +74,9 @@ public abstract class AbstractValidateCommand extends AbstractApiCommand {
         }
     }
 
-    // bug in micronaut, we can't inject YamlFlowParser & ModelValidator, so we inject from implementation
+    // bug in micronaut, we can't inject ModelValidator, so we inject from implementation
     public Integer call(
         Class<?> cls,
-        YamlParser yamlParser,
         ModelValidator modelValidator,
         Function<Object, String> identity,
         Function<Object, List<String>> warningsFunction,
@@ -88,7 +93,7 @@ public abstract class AbstractValidateCommand extends AbstractApiCommand {
                     .filter(YamlParser::isValidExtension)
                     .forEach(path -> {
                         try {
-                            Object parse = yamlParser.parse(path.toFile(), cls);
+                            Object parse = YamlParser.parse(path.toFile(), cls);
                             modelValidator.validate(parse);
                             stdOut("@|green \u2713|@ - " + identity.apply(parse));
                             List<String> warnings = warningsFunction.apply(parse);

cli/src/main/java/io/kestra/cli/commands/flows/FlowDotCommand.java

@@ -29,8 +29,7 @@ public class FlowDotCommand extends AbstractCommand {
     public Integer call() throws Exception {
         super.call();
 
-        YamlParser parser = applicationContext.getBean(YamlParser.class);
-        Flow flow = parser.parse(file.toFile(), Flow.class);
+        Flow flow = YamlParser.parse(file.toFile(), Flow.class);
 
         GraphCluster graph = GraphUtils.of(flow, null);
 

cli/src/main/java/io/kestra/cli/commands/flows/FlowExpandCommand.java

@@ -20,9 +20,6 @@ public class FlowExpandCommand extends AbstractCommand {
     @CommandLine.Parameters(index = "0", description = "The flow file to expand")
     private Path file;
 
-    @Inject
-    private YamlParser yamlParser;
-
     @Inject
     private ModelValidator modelValidator;
 
@@ -31,7 +28,7 @@ public class FlowExpandCommand extends AbstractCommand {
         super.call();
         stdErr("Warning, this functionality is deprecated and will be removed at some point.");
         String content = IncludeHelperExpander.expand(Files.readString(file), file.getParent());
-        Flow flow = yamlParser.parse(content, Flow.class);
+        Flow flow = YamlParser.parse(content, Flow.class);
         modelValidator.validate(flow);
         stdOut(content);
         return 0;

cli/src/main/java/io/kestra/cli/commands/flows/FlowUpdatesCommand.java

@@ -87,4 +87,9 @@ public class FlowUpdatesCommand extends AbstractApiCommand {
 
         return 0;
     }
+
+    @Override
+    protected boolean loadExternalPlugins() {
+        return false;
+    }
 }

cli/src/main/java/io/kestra/cli/commands/flows/FlowValidateCommand.java

@@ -1,9 +1,8 @@
 package io.kestra.cli.commands.flows;
 
 import io.kestra.cli.AbstractValidateCommand;
-import io.kestra.core.models.flows.Flow;
+import io.kestra.core.models.flows.FlowWithSource;
 import io.kestra.core.models.validations.ModelValidator;
-import io.kestra.core.serializers.YamlParser;
 import io.kestra.core.services.FlowService;
 import jakarta.inject.Inject;
 import picocli.CommandLine;
@@ -16,8 +15,6 @@ import java.util.List;
     description = "Validate a flow"
 )
 public class FlowValidateCommand extends AbstractValidateCommand {
-    @Inject
-    private YamlParser yamlParser;
 
     @Inject
     private ModelValidator modelValidator;
@@ -28,23 +25,22 @@ public class FlowValidateCommand extends AbstractValidateCommand {
     @Override
     public Integer call() throws Exception {
         return this.call(
-            Flow.class,
-            yamlParser,
+            FlowWithSource.class,
             modelValidator,
             (Object object) -> {
-                Flow flow = (Flow) object;
+                FlowWithSource flow = (FlowWithSource) object;
                 return flow.getNamespace() + " / " + flow.getId();
             },
             (Object object) -> {
-                Flow flow = (Flow) object;
+                FlowWithSource flow = (FlowWithSource) object;
                 List<String> warnings = new ArrayList<>();
                 warnings.addAll(flowService.deprecationPaths(flow).stream().map(deprecation -> deprecation + " is deprecated").toList());
                 warnings.addAll(flowService.warnings(flow, this.tenantId));
                 return warnings;
             },
             (Object object) -> {
-                Flow flow = (Flow) object;
-                return flowService.relocations(flow.generateSource()).stream().map(relocation -> relocation.from() + " is replaced by " + relocation.to()).toList();
+                FlowWithSource flow = (FlowWithSource) object;
+                return flowService.relocations(flow.sourceOrGenerateIfNull()).stream().map(relocation -> relocation.from() + " is replaced by " + relocation.to()).toList();
             }
         );
     }

cli/src/main/java/io/kestra/cli/commands/flows/namespaces/FlowNamespaceUpdateCommand.java

@@ -10,7 +10,6 @@ import io.micronaut.http.MediaType;
 import io.micronaut.http.MutableHttpRequest;
 import io.micronaut.http.client.exceptions.HttpClientResponseException;
 import io.micronaut.http.client.netty.DefaultHttpClient;
-import jakarta.inject.Inject;
 import jakarta.validation.ConstraintViolationException;
 import lombok.extern.slf4j.Slf4j;
 import picocli.CommandLine;
@@ -27,8 +26,6 @@ import java.util.List;
 )
 @Slf4j
 public class FlowNamespaceUpdateCommand extends AbstractServiceNamespaceUpdateCommand {
-    @Inject
-    public YamlParser yamlParser;
 
     @CommandLine.Option(names = {"--override-namespaces"}, negatable = true, description = "Replace namespace of all flows by the one provided")
     public boolean override = false;

cli/src/main/java/io/kestra/cli/commands/plugins/PluginCommand.java

@@ -12,6 +12,7 @@ import picocli.CommandLine.Command;
     mixinStandardHelpOptions = true,
     subcommands = {
         PluginInstallCommand.class,
+        PluginUninstallCommand.class,
         PluginListCommand.class,
         PluginDocCommand.class,
         PluginSearchCommand.class

cli/src/main/java/io/kestra/cli/commands/plugins/PluginUninstallCommand.java

@@ -17,10 +17,10 @@ import java.util.List;
 
 @CommandLine.Command(
     name = "uninstall",
-    description = "uninstall a plugin"
+    description = "Uninstall plugins"
 )
 public class PluginUninstallCommand extends AbstractCommand {
-    @Parameters(index = "0..*", description = "the plugins to uninstall")
+    @Parameters(index = "0..*", description = "The plugins to uninstall. Represented as Maven artifact coordinates (i.e., <groupId>:<artifactId>:(<version>|LATEST)")
     List<String> dependencies = new ArrayList<>();
 
     @Spec

cli/src/main/java/io/kestra/cli/commands/servers/StandAloneCommand.java

@@ -2,6 +2,7 @@ package io.kestra.cli.commands.servers;
 
 import com.google.common.collect.ImmutableMap;
 import io.kestra.cli.services.FileChangedEventListener;
+import io.kestra.core.contexts.KestraContext;
 import io.kestra.core.models.ServerType;
 import io.kestra.core.repositories.LocalFlowRepositoryLoader;
 import io.kestra.core.runners.StandAloneRunner;
@@ -88,9 +89,10 @@ public class StandAloneCommand extends AbstractServerCommand {
         this.skipExecutionService.setSkipFlows(skipFlows);
         this.skipExecutionService.setSkipNamespaces(skipNamespaces);
         this.skipExecutionService.setSkipTenants(skipTenants);
-
         this.startExecutorService.applyOptions(startExecutors, notStartExecutors);
 
+        KestraContext.getContext().injectWorkerConfigs(workerThread, null);
+
         super.call();
 
         if (flowPath != null) {

cli/src/main/java/io/kestra/cli/commands/servers/WorkerCommand.java

@@ -1,6 +1,7 @@
 package io.kestra.cli.commands.servers;
 
 import com.google.common.collect.ImmutableMap;
+import io.kestra.core.contexts.KestraContext;
 import io.kestra.core.models.ServerType;
 import io.kestra.core.runners.Worker;
 import io.kestra.core.utils.Await;
@@ -36,7 +37,11 @@ public class WorkerCommand extends AbstractServerCommand {
 
     @Override
     public Integer call() throws Exception {
+
+        KestraContext.getContext().injectWorkerConfigs(thread, workerGroupKey);
+
         super.call();
+
         if (this.workerGroupKey != null && !this.workerGroupKey.matches("[a-zA-Z0-9_-]+")) {
             throw new IllegalArgumentException("The --worker-group option must match the [a-zA-Z0-9_-]+ pattern");
         }

cli/src/main/java/io/kestra/cli/commands/sys/ReindexCommand.java

@@ -2,6 +2,7 @@ package io.kestra.cli.commands.sys;
 
 import io.kestra.cli.AbstractCommand;
 import io.kestra.core.models.flows.Flow;
+import io.kestra.core.models.flows.GenericFlow;
 import io.kestra.core.repositories.FlowRepositoryInterface;
 import io.micronaut.context.ApplicationContext;
 import jakarta.inject.Inject;
@@ -9,6 +10,7 @@ import lombok.extern.slf4j.Slf4j;
 import picocli.CommandLine;
 
 import java.util.List;
+import java.util.Objects;
 
 @CommandLine.Command(
     name = "reindex",
@@ -33,8 +35,8 @@ public class ReindexCommand extends AbstractCommand {
             List<Flow> allFlow = flowRepository.findAllForAllTenants();
             allFlow.stream()
                 .map(flow -> flowRepository.findByIdWithSource(flow.getTenantId(), flow.getNamespace(), flow.getId()).orElse(null))
-                .filter(flow -> flow != null)
-                .forEach(flow -> flowRepository.update(flow.toFlow(), flow.toFlow(), flow.getSource(), flow.toFlow()));
+                .filter(Objects::nonNull)
+                .forEach(flow -> flowRepository.update(GenericFlow.of(flow), flow));
 
             stdOut("Successfully reindex " + allFlow.size() + " flow(s).");
         }

cli/src/main/java/io/kestra/cli/commands/templates/TemplateValidateCommand.java

@@ -4,7 +4,6 @@ import io.kestra.cli.AbstractValidateCommand;
 import io.kestra.core.models.templates.Template;
 import io.kestra.core.models.templates.TemplateEnabled;
 import io.kestra.core.models.validations.ModelValidator;
-import io.kestra.core.serializers.YamlParser;
 import jakarta.inject.Inject;
 import picocli.CommandLine;
 
@@ -16,8 +15,6 @@ import java.util.Collections;
 )
 @TemplateEnabled
 public class TemplateValidateCommand extends AbstractValidateCommand {
-    @Inject
-    private YamlParser yamlParser;
 
     @Inject
     private ModelValidator modelValidator;
@@ -26,7 +23,6 @@ public class TemplateValidateCommand extends AbstractValidateCommand {
     public Integer call() throws Exception {
         return this.call(
             Template.class,
-            yamlParser,
             modelValidator,
             (Object object) -> {
                 Template template = (Template) object;

cli/src/main/java/io/kestra/cli/commands/templates/namespaces/TemplateNamespaceUpdateCommand.java

@@ -10,7 +10,6 @@ import io.micronaut.http.HttpRequest;
 import io.micronaut.http.MutableHttpRequest;
 import io.micronaut.http.client.exceptions.HttpClientResponseException;
 import io.micronaut.http.client.netty.DefaultHttpClient;
-import jakarta.inject.Inject;
 import lombok.extern.slf4j.Slf4j;
 import picocli.CommandLine;
 
@@ -27,8 +26,6 @@ import jakarta.validation.ConstraintViolationException;
 @Slf4j
 @TemplateEnabled
 public class TemplateNamespaceUpdateCommand extends AbstractServiceNamespaceUpdateCommand {
-    @Inject
-    public YamlParser yamlParser;
 
     @Override
     public Integer call() throws Exception {
@@ -38,7 +35,7 @@ public class TemplateNamespaceUpdateCommand extends AbstractServiceNamespaceUpda
             List<Template> templates = files
                 .filter(Files::isRegularFile)
                 .filter(YamlParser::isValidExtension)
-                .map(path -> yamlParser.parse(path.toFile(), Template.class))
+                .map(path -> YamlParser.parse(path.toFile(), Template.class))
                 .toList();
 
             if (templates.isEmpty()) {

cli/src/main/java/io/kestra/cli/services/FileChangedEventListener.java

@@ -1,22 +1,23 @@
 package io.kestra.cli.services;
 
-import io.kestra.core.models.flows.Flow;
+import io.kestra.core.exceptions.FlowProcessingException;
+import io.kestra.core.models.flows.FlowInterface;
 import io.kestra.core.models.flows.FlowWithPath;
 import io.kestra.core.models.flows.FlowWithSource;
+import io.kestra.core.models.flows.GenericFlow;
 import io.kestra.core.models.validations.ModelValidator;
 import io.kestra.core.repositories.FlowRepositoryInterface;
-import io.kestra.core.serializers.YamlParser;
 import io.kestra.core.services.FlowListenersInterface;
 import io.kestra.core.services.PluginDefaultService;
 import io.micronaut.context.annotation.Requires;
 import io.micronaut.context.annotation.Value;
 import io.micronaut.scheduling.io.watch.FileWatchConfiguration;
 import jakarta.inject.Inject;
+import jakarta.annotation.Nullable;
 import jakarta.inject.Singleton;
 import jakarta.validation.ConstraintViolationException;
 import lombok.extern.slf4j.Slf4j;
 
-import javax.annotation.Nullable;
 import java.io.IOException;
 import java.nio.charset.Charset;
 import java.nio.file.*;
@@ -40,9 +41,6 @@ public class FileChangedEventListener {
     @Inject
     private PluginDefaultService pluginDefaultService;
 
-    @Inject
-    private YamlParser yamlParser;
-
     @Inject
     private ModelValidator modelValidator;
 
@@ -59,7 +57,6 @@ public class FileChangedEventListener {
 
     private boolean isStarted = false;
 
-
     @Inject
     public FileChangedEventListener(@Nullable FileWatchConfiguration fileWatchConfiguration, @Nullable WatchService watchService) {
         this.fileWatchConfiguration = fileWatchConfiguration;
@@ -68,7 +65,7 @@ public class FileChangedEventListener {
 
     public void startListeningFromConfig() throws IOException, InterruptedException {
         if (fileWatchConfiguration != null && fileWatchConfiguration.isEnabled()) {
-            this.flowFilesManager = new LocalFlowFileWatcher(flowRepositoryInterface, pluginDefaultService);
+            this.flowFilesManager = new LocalFlowFileWatcher(flowRepositoryInterface);
             List<Path> paths = fileWatchConfiguration.getPaths();
             this.setup(paths);
 
@@ -76,7 +73,7 @@ public class FileChangedEventListener {
             // Init existing flows not already in files
             flowListeners.listen(flows -> {
                 if (!isStarted) {
-                    for (FlowWithSource flow : flows) {
+                    for (FlowInterface flow : flows) {
                         if (this.flows.stream().noneMatch(flowWithPath -> flowWithPath.uidWithoutRevision().equals(flow.uidWithoutRevision()))) {
                             flowToFile(flow, this.buildPath(flow));
                             this.flows.add(FlowWithPath.of(flow, this.buildPath(flow).toString()));
@@ -137,7 +134,7 @@ public class FileChangedEventListener {
                                 try {
                                     String content = Files.readString(filePath, Charset.defaultCharset());
 
-                                    Optional<Flow> flow = parseFlow(content, entry);
+                                    Optional<FlowWithSource> flow = parseFlow(content, entry);
                                     if (flow.isPresent()) {
                                         if (kind == StandardWatchEventKinds.ENTRY_MODIFY) {
                                             // Check if we already have a file with the given path
@@ -156,7 +153,7 @@ public class FileChangedEventListener {
                                             flows.add(FlowWithPath.of(flow.get(), filePath.toString()));
                                         }
 
-                                        flowFilesManager.createOrUpdateFlow(flow.get(), content);
+                                        flowFilesManager.createOrUpdateFlow(GenericFlow.fromYaml(tenantId, content));
                                         log.info("Flow {} from file {} has been created or modified", flow.get().getId(), entry);
                                     }
 
@@ -207,11 +204,11 @@ public class FileChangedEventListener {
                 public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                     if (file.toString().endsWith(".yml") || file.toString().endsWith(".yaml")) {
                         String content = Files.readString(file, Charset.defaultCharset());
-                        Optional<Flow> flow = parseFlow(content, file);
+                        Optional<FlowWithSource> flow = parseFlow(content, file);
 
                         if (flow.isPresent() && flows.stream().noneMatch(flowWithPath -> flowWithPath.uidWithoutRevision().equals(flow.get().uidWithoutRevision()))) {
                             flows.add(FlowWithPath.of(flow.get(), file.toString()));
-                            flowFilesManager.createOrUpdateFlow(flow.get(), content);
+                            flowFilesManager.createOrUpdateFlow(GenericFlow.fromYaml(tenantId, content));
                         }
                     }
                     return FileVisitResult.CONTINUE;
@@ -223,27 +220,25 @@ public class FileChangedEventListener {
         }
     }
 
-    private void flowToFile(FlowWithSource flow, Path path) {
+    private void flowToFile(FlowInterface flow, Path path) {
         Path defaultPath = path != null ? path : this.buildPath(flow);
 
         try {
-            Files.writeString(defaultPath, flow.getSource());
+            Files.writeString(defaultPath, flow.source());
             log.info("Flow {} has been written to file {}", flow.getId(), defaultPath);
         } catch (IOException e) {
             log.error("Error writing file: {}", defaultPath, e);
         }
     }
 
-    private Optional<Flow> parseFlow(String content, Path entry) {
+    private Optional<FlowWithSource> parseFlow(String content, Path entry) {
         try {
-            Flow flow = yamlParser.parse(content, Flow.class);
-            FlowWithSource withPluginDefault = pluginDefaultService.injectDefaults(FlowWithSource.of(flow, content));
-            modelValidator.validate(withPluginDefault);
+            FlowWithSource flow = pluginDefaultService.parseFlowWithAllDefaults(tenantId, content, false);
+            modelValidator.validate(flow);
             return Optional.of(flow);
-        } catch (ConstraintViolationException e) {
+        } catch (ConstraintViolationException | FlowProcessingException e) {
             log.warn("Error while parsing flow: {}", entry, e);
         }
-
         return Optional.empty();
     }
 
@@ -259,7 +254,7 @@ public class FileChangedEventListener {
         }
     }
 
-    private Path buildPath(Flow flow) {
+    private Path buildPath(FlowInterface flow) {
         return fileWatchConfiguration.getPaths().getFirst().resolve(flow.uidWithoutRevision() + ".yml");
     }
 }

cli/src/main/java/io/kestra/cli/services/FlowFilesManager.java

@@ -1,11 +1,11 @@
 package io.kestra.cli.services;
 
-import io.kestra.core.models.flows.Flow;
 import io.kestra.core.models.flows.FlowWithSource;
+import io.kestra.core.models.flows.GenericFlow;
 
 public interface FlowFilesManager {
 
-    FlowWithSource createOrUpdateFlow(Flow flow, String content);
+    FlowWithSource createOrUpdateFlow(GenericFlow flow);
 
     void deleteFlow(FlowWithSource toDelete);
 

cli/src/main/java/io/kestra/cli/services/LocalFlowFileWatcher.java

@@ -1,27 +1,23 @@
 package io.kestra.cli.services;
 
-import io.kestra.core.models.flows.Flow;
 import io.kestra.core.models.flows.FlowWithSource;
+import io.kestra.core.models.flows.GenericFlow;
 import io.kestra.core.repositories.FlowRepositoryInterface;
-import io.kestra.core.services.PluginDefaultService;
 import lombok.extern.slf4j.Slf4j;
 
 @Slf4j
 public class LocalFlowFileWatcher implements FlowFilesManager {
     private final FlowRepositoryInterface flowRepository;
-    private final PluginDefaultService pluginDefaultService;
 
-    public LocalFlowFileWatcher(FlowRepositoryInterface flowRepository, PluginDefaultService pluginDefaultService) {
+    public LocalFlowFileWatcher(FlowRepositoryInterface flowRepository) {
         this.flowRepository = flowRepository;
-        this.pluginDefaultService = pluginDefaultService;
     }
 
     @Override
-    public FlowWithSource createOrUpdateFlow(Flow flow, String content) {
-        FlowWithSource withDefault = pluginDefaultService.injectDefaults(FlowWithSource.of(flow, content));
+    public FlowWithSource createOrUpdateFlow(final GenericFlow flow) {
         return flowRepository.findById(null, flow.getNamespace(), flow.getId())
-            .map(previous -> flowRepository.update(flow, previous, content, withDefault))
-            .orElseGet(() -> flowRepository.create(flow, content, withDefault));
+            .map(previous -> flowRepository.update(flow, previous))
+            .orElseGet(() -> flowRepository.create(flow));
     }
 
     @Override

cli/src/main/resources/application.yml

@@ -168,7 +168,7 @@ kestra:
         values:
           recoverMissedSchedules: ALL
   variables:
-    env-vars-prefix: KESTRA_
+    env-vars-prefix: ENV_
     cache-enabled: true
     cache-size: 1000
 

cli/src/test/java/io/kestra/cli/AppTest.java

@@ -13,8 +13,7 @@ import picocli.CommandLine;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.*;
+import static org.assertj.core.api.Assertions.assertThat;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
 class AppTest {
@@ -26,7 +25,7 @@ class AppTest {
         try (ApplicationContext ctx = ApplicationContext.run(Environment.CLI, Environment.TEST)) {
             PicocliRunner.call(App.class, ctx, "--help");
 
-            assertThat(out.toString(), containsString("kestra"));
+            assertThat(out.toString()).contains("kestra");
         }
     }
 
@@ -42,7 +41,7 @@ class AppTest {
             new CommandLine(App.class, new MicronautFactory(ctx)).execute(args);
 
             assertTrue(ctx.getProperty("kestra.server-type", ServerType.class).isEmpty());
-            assertThat(out.toString(), startsWith("Usage: kestra server " + serverType));
+            assertThat(out.toString()).startsWith("Usage: kestra server " + serverType);
         }
     }
 
@@ -56,9 +55,9 @@ class AppTest {
         try (ApplicationContext ctx = App.applicationContext(App.class, argsWithMissingParams)) {
             new CommandLine(App.class, new MicronautFactory(ctx)).execute(argsWithMissingParams);
 
-            assertThat(out.toString(), startsWith("Missing required parameters: "));
-            assertThat(out.toString(), containsString("Usage: kestra flow namespace update "));
-            assertThat(out.toString(), not(containsString("MissingParameterException: ")));
+            assertThat(out.toString()).startsWith("Missing required parameters: ");
+            assertThat(out.toString()).contains("Usage: kestra flow namespace update ");
+            assertThat(out.toString()).doesNotContain("MissingParameterException: ");
         }
     }
 }

cli/src/test/java/io/kestra/cli/ServerCommandValidatorTest.java

@@ -8,8 +8,7 @@ import org.junit.jupiter.api.Test;
 
 import java.util.Map;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.is;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class ServerCommandValidatorTest {
 
@@ -40,8 +39,8 @@ class ServerCommandValidatorTest {
                 .start()
         );
         final Throwable rootException = getRootException(exception);
-        assertThat(rootException.getClass(), is(ServerCommandValidator.ServerCommandException.class));
-        assertThat(rootException.getMessage(), is("Incomplete server configuration - missing required properties"));
+        assertThat(rootException.getClass()).isEqualTo(ServerCommandValidator.ServerCommandException.class);
+        assertThat(rootException.getMessage()).isEqualTo("Incomplete server configuration - missing required properties");
     }
 
     private Throwable getRootException(Throwable exception) {

cli/src/test/java/io/kestra/cli/commands/configs/sys/ConfigPropertiesCommandTest.java

@@ -8,8 +8,7 @@ import org.junit.jupiter.api.Test;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.core.StringContains.containsString;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class ConfigPropertiesCommandTest {
     @Test
@@ -20,8 +19,8 @@ class ConfigPropertiesCommandTest {
         try (ApplicationContext ctx = ApplicationContext.run(Environment.CLI, Environment.TEST)) {
             PicocliRunner.call(ConfigPropertiesCommand.class, ctx);
 
-            assertThat(out.toString(), containsString("activeEnvironments:"));
-            assertThat(out.toString(), containsString("- test"));
+            assertThat(out.toString()).contains("activeEnvironments:");
+            assertThat(out.toString()).contains("- test");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/flows/FlowCreateOrUpdateCommandTest.java

@@ -11,9 +11,7 @@ import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 import java.net.URL;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.core.Is.is;
-import static org.hamcrest.core.StringContains.containsString;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class FlowCreateOrUpdateCommandTest {
     @RetryingTest(5) // flaky on CI but cannot be reproduced even with 100 repetitions
@@ -38,7 +36,7 @@ class FlowCreateOrUpdateCommandTest {
             };
             PicocliRunner.call(FlowUpdatesCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("4 flow(s)"));
+            assertThat(out.toString()).contains("4 flow(s)");
             out.reset();
 
             args = new String[]{
@@ -53,7 +51,7 @@ class FlowCreateOrUpdateCommandTest {
             PicocliRunner.call(FlowUpdatesCommand.class, ctx, args);
 
             // 2 delete + 1 update
-            assertThat(out.toString(), containsString("4 flow(s)"));
+            assertThat(out.toString()).contains("4 flow(s)");
         }
     }
 
@@ -80,7 +78,7 @@ class FlowCreateOrUpdateCommandTest {
             };
             PicocliRunner.call(FlowUpdatesCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("4 flow(s)"));
+            assertThat(out.toString()).contains("4 flow(s)");
             out.reset();
 
             // no "delete" arg should behave as no-delete
@@ -93,7 +91,7 @@ class FlowCreateOrUpdateCommandTest {
             };
             PicocliRunner.call(FlowUpdatesCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("1 flow(s)"));
+            assertThat(out.toString()).contains("1 flow(s)");
             out.reset();
 
             args = new String[]{
@@ -106,7 +104,7 @@ class FlowCreateOrUpdateCommandTest {
             };
             PicocliRunner.call(FlowUpdatesCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("1 flow(s)"));
+            assertThat(out.toString()).contains("1 flow(s)");
         }
     }
 
@@ -131,8 +129,8 @@ class FlowCreateOrUpdateCommandTest {
             };
             Integer call = PicocliRunner.call(FlowUpdatesCommand.class, ctx, args);
 
-            assertThat(call, is(0));
-            assertThat(out.toString(), containsString("1 flow(s)"));
+            assertThat(call).isZero();
+            assertThat(out.toString()).contains("1 flow(s)");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/flows/FlowDotCommandTest.java

@@ -9,9 +9,7 @@ import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 import java.net.URL;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.core.Is.is;
-import static org.hamcrest.core.StringContains.containsString;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class FlowDotCommandTest {
     @Test
@@ -26,8 +24,8 @@ class FlowDotCommandTest {
             };
             Integer call = PicocliRunner.call(FlowDotCommand.class, ctx, args);
 
-            assertThat(call, is(0));
-            assertThat(out.toString(), containsString("\"root.date\"[shape=box];"));
+            assertThat(call).isZero();
+            assertThat(out.toString()).contains("\"root.date\"[shape=box];");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/flows/FlowExpandCommandTest.java

@@ -7,8 +7,7 @@ import org.junit.jupiter.api.Test;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.core.Is.is;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class FlowExpandCommandTest {
     @SuppressWarnings("deprecation")
@@ -23,22 +22,20 @@ class FlowExpandCommandTest {
             };
             Integer call = PicocliRunner.call(FlowExpandCommand.class, ctx, args);
 
-            assertThat(call, is(0));
-            assertThat(out.toString(), is(
-                "id: include\n" +
-                    "namespace: io.kestra.cli\n" +
-                    "\n" +
-                    "# The list of tasks\n" +
-                    "tasks:\n" +
-                    "- id: t1\n" +
-                    "  type: io.kestra.plugin.core.debug.Return\n" +
-                    "  format: \"Lorem ipsum dolor sit amet\"\n" +
-                    "- id: t2\n" +
-                    "  type: io.kestra.plugin.core.debug.Return\n" +
-                    "  format: |\n" +
-                    "    Lorem ipsum dolor sit amet\n" +
-                    "    Lorem ipsum dolor sit amet\n"
-            ));
+            assertThat(call).isZero();
+            assertThat(out.toString()).isEqualTo("id: include\n" +
+                "namespace: io.kestra.cli\n" +
+                "\n" +
+                "# The list of tasks\n" +
+                "tasks:\n" +
+                "- id: t1\n" +
+                "  type: io.kestra.plugin.core.debug.Return\n" +
+                "  format: \"Lorem ipsum dolor sit amet\"\n" +
+                "- id: t2\n" +
+                "  type: io.kestra.plugin.core.debug.Return\n" +
+                "  format: |\n" +
+                "    Lorem ipsum dolor sit amet\n" +
+                "    Lorem ipsum dolor sit amet\n");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/flows/FlowExportCommandTest.java

@@ -14,10 +14,7 @@ import java.io.PrintStream;
 import java.net.URL;
 import java.util.zip.ZipFile;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.greaterThanOrEqualTo;
-import static org.hamcrest.core.Is.is;
-import static org.hamcrest.core.StringContains.containsString;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class FlowExportCommandTest {
     @Test
@@ -32,6 +29,8 @@ class FlowExportCommandTest {
 
             // we use the update command to add flows to extract
             String[] updateArgs = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -40,10 +39,12 @@ class FlowExportCommandTest {
                 directory.getPath(),
             };
             PicocliRunner.call(FlowNamespaceUpdateCommand.class, ctx, updateArgs);
-            assertThat(out.toString(), containsString("3 flow(s)"));
+            assertThat(out.toString()).contains("3 flow(s)");
 
             // then we export them
             String[] exportArgs = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -54,11 +55,11 @@ class FlowExportCommandTest {
             };
             PicocliRunner.call(FlowExportCommand.class, ctx, exportArgs);
             File file = new File("/tmp/flows.zip");
-            assertThat(file.exists(), is(true));
+            assertThat(file.exists()).isTrue();
             ZipFile zipFile = new ZipFile(file);
 
             // When launching the test in a suite, there is 4 flows but when lauching individualy there is only 3
-            assertThat(zipFile.stream().count(), greaterThanOrEqualTo(3L));
+            assertThat(zipFile.stream().count()).isGreaterThanOrEqualTo(3L);
 
             file.delete();
         }

cli/src/test/java/io/kestra/cli/commands/flows/FlowUpdatesCommandTest.java

@@ -10,9 +10,7 @@ import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 import java.net.URL;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.core.Is.is;
-import static org.hamcrest.core.StringContains.containsString;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class FlowUpdatesCommandTest {
     @Test
@@ -28,6 +26,8 @@ class FlowUpdatesCommandTest {
             embeddedServer.start();
 
             String[] args = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -37,10 +37,12 @@ class FlowUpdatesCommandTest {
             };
             PicocliRunner.call(FlowUpdatesCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("successfully updated !"));
+            assertThat(out.toString()).contains("successfully updated !");
             out.reset();
 
             args = new String[]{
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -52,7 +54,7 @@ class FlowUpdatesCommandTest {
             PicocliRunner.call(FlowUpdatesCommand.class, ctx, args);
 
             // 2 delete + 1 update
-            assertThat(out.toString(), containsString("successfully updated !"));
+            assertThat(out.toString()).contains("successfully updated !");
         }
     }
 
@@ -70,6 +72,8 @@ class FlowUpdatesCommandTest {
             embeddedServer.start();
 
             String[] args = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -79,11 +83,13 @@ class FlowUpdatesCommandTest {
             };
             PicocliRunner.call(FlowUpdatesCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("4 flow(s)"));
+            assertThat(out.toString()).contains("4 flow(s)");
             out.reset();
 
             // no "delete" arg should behave as no-delete
             args = new String[]{
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -92,10 +98,12 @@ class FlowUpdatesCommandTest {
             };
             PicocliRunner.call(FlowUpdatesCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("1 flow(s)"));
+            assertThat(out.toString()).contains("1 flow(s)");
             out.reset();
 
             args = new String[]{
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -105,7 +113,7 @@ class FlowUpdatesCommandTest {
             };
             PicocliRunner.call(FlowUpdatesCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("1 flow(s)"));
+            assertThat(out.toString()).contains("1 flow(s)");
         }
     }
 
@@ -121,6 +129,8 @@ class FlowUpdatesCommandTest {
             embeddedServer.start();
 
             String[] args = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -132,7 +142,7 @@ class FlowUpdatesCommandTest {
             };
             PicocliRunner.call(FlowUpdatesCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("Invalid entity: flow.namespace: io.kestra.outsider_quattro_-1 - flow namespace is invalid"));
+            assertThat(out.toString()).contains("Invalid entity: flow.namespace: io.kestra.outsider_quattro_-1 - flow namespace is invalid");
         }
     }
 
@@ -148,6 +158,8 @@ class FlowUpdatesCommandTest {
             embeddedServer.start();
 
             String[] args = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -157,8 +169,8 @@ class FlowUpdatesCommandTest {
             };
             Integer call = PicocliRunner.call(FlowUpdatesCommand.class, ctx, args);
 
-            assertThat(call, is(0));
-            assertThat(out.toString(), containsString("1 flow(s)"));
+            assertThat(call).isZero();
+            assertThat(out.toString()).contains("1 flow(s)");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/flows/FlowValidateCommandTest.java

@@ -7,9 +7,7 @@ import org.junit.jupiter.api.Test;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.core.Is.is;
-import static org.hamcrest.core.StringContains.containsString;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class FlowValidateCommandTest {
     @Test
@@ -24,8 +22,8 @@ class FlowValidateCommandTest {
             };
             Integer call = PicocliRunner.call(FlowValidateCommand.class, ctx, args);
 
-            assertThat(call, is(0));
-            assertThat(out.toString(), containsString("✓ - io.kestra.cli / include"));
+            assertThat(call).isZero();
+            assertThat(out.toString()).contains("✓ - io.kestra.cli / include");
         }
     }
 
@@ -41,10 +39,10 @@ class FlowValidateCommandTest {
             };
             Integer call = PicocliRunner.call(FlowValidateCommand.class, ctx, args);
 
-            assertThat(call, is(0));
-            assertThat(out.toString(), containsString("✓ - system / warning"));
-            assertThat(out.toString(), containsString("⚠ - tasks[0] is deprecated"));
-            assertThat(out.toString(), containsString("ℹ - io.kestra.core.tasks.log.Log is replaced by io.kestra.plugin.core.log.Log"));
+            assertThat(call).isZero();
+            assertThat(out.toString()).contains("✓ - system / warning");
+            assertThat(out.toString()).contains("⚠ - tasks[0] is deprecated");
+            assertThat(out.toString()).contains("ℹ - io.kestra.core.tasks.log.Log is replaced by io.kestra.plugin.core.log.Log");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/flows/SingleFlowCommandsTest.java

@@ -10,8 +10,7 @@ import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 import java.net.URL;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.core.StringContains.containsString;
+import static org.assertj.core.api.Assertions.assertThat;
 
 public class SingleFlowCommandsTest {
 
@@ -37,7 +36,7 @@ public class SingleFlowCommandsTest {
             };
             PicocliRunner.call(FlowDeleteCommand.class, ctx, deleteArgs);
 
-            assertThat(out.toString(), containsString("Flow successfully deleted !"));
+            assertThat(out.toString()).contains("Flow successfully deleted !");
             out.reset();
 
             String[] createArgs = {
@@ -49,7 +48,7 @@ public class SingleFlowCommandsTest {
             };
             PicocliRunner.call(FlowCreateCommand.class, ctx, createArgs);
 
-            assertThat(out.toString(), containsString("Flow successfully created !"));
+            assertThat(out.toString()).contains("Flow successfully created !");
 
 
             out.reset();String[] updateArgs = {
@@ -63,7 +62,7 @@ public class SingleFlowCommandsTest {
             };
             PicocliRunner.call(FlowUpdateCommand.class, ctx, updateArgs);
 
-            assertThat(out.toString(), containsString("Flow successfully updated !"));
+            assertThat(out.toString()).contains("Flow successfully updated !");
             out.reset();
         }
     }

cli/src/test/java/io/kestra/cli/commands/flows/TemplateValidateCommandTest.java

@@ -10,9 +10,7 @@ import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 import java.net.URL;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.core.Is.is;
-import static org.hamcrest.core.StringContains.containsString;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class TemplateValidateCommandTest {
     @Test
@@ -28,9 +26,9 @@ class TemplateValidateCommandTest {
             };
             Integer call = PicocliRunner.call(FlowValidateCommand.class, ctx, args);
 
-            assertThat(call, is(1));
-            assertThat(out.toString(), containsString("Unable to parse flow"));
-            assertThat(out.toString(), containsString("must not be empty"));
+            assertThat(call).isEqualTo(1);
+            assertThat(out.toString()).contains("Unable to parse flow");
+            assertThat(out.toString()).contains("must not be empty");
         }
     }
 
@@ -46,6 +44,8 @@ class TemplateValidateCommandTest {
             embeddedServer.start();
 
             String[] args = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -54,9 +54,9 @@ class TemplateValidateCommandTest {
             };
             Integer call = PicocliRunner.call(FlowValidateCommand.class, ctx, args);
 
-            assertThat(call, is(1));
-            assertThat(out.toString(), containsString("Unable to parse flow"));
-            assertThat(out.toString(), containsString("must not be empty"));
+            assertThat(call).isEqualTo(1);
+            assertThat(out.toString()).contains("Unable to parse flow");
+            assertThat(out.toString()).contains("must not be empty");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/flows/namespaces/FlowNamespaceCommandTest.java

@@ -7,9 +7,7 @@ import org.junit.jupiter.api.Test;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.containsString;
-import static org.hamcrest.core.Is.is;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class FlowNamespaceCommandTest {
     @Test
@@ -21,8 +19,8 @@ class FlowNamespaceCommandTest {
             String[] args = {};
             Integer call = PicocliRunner.call(FlowNamespaceCommand.class, ctx, args);
 
-            assertThat(call, is(0));
-            assertThat(out.toString(), containsString("Usage: kestra flow namespace"));
+            assertThat(call).isZero();
+            assertThat(out.toString()).contains("Usage: kestra flow namespace");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/flows/namespaces/FlowNamespaceUpdateCommandTest.java

@@ -10,10 +10,7 @@ import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 import java.net.URL;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.not;
-import static org.hamcrest.core.StringContains.containsString;
-import static org.hamcrest.core.Is.is;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class FlowNamespaceUpdateCommandTest {
     @Test
@@ -39,7 +36,7 @@ class FlowNamespaceUpdateCommandTest {
             };
             PicocliRunner.call(FlowNamespaceUpdateCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("namespace 'io.kestra.cli' successfully updated"));
+            assertThat(out.toString()).contains("namespace 'io.kestra.cli' successfully updated");
             out.reset();
 
             args = new String[]{
@@ -55,7 +52,7 @@ class FlowNamespaceUpdateCommandTest {
             PicocliRunner.call(FlowNamespaceUpdateCommand.class, ctx, args);
 
             // 2 delete + 1 update
-            assertThat(out.toString(), containsString("namespace 'io.kestra.cli' successfully updated"));
+            assertThat(out.toString()).contains("namespace 'io.kestra.cli' successfully updated");
         }
     }
 
@@ -81,9 +78,9 @@ class FlowNamespaceUpdateCommandTest {
             };
             Integer call = PicocliRunner.call(FlowNamespaceUpdateCommand.class, ctx, args);
 
-            assertThat(call, is(1));
-            assertThat(out.toString(), containsString("Unable to parse flows"));
-            assertThat(out.toString(), containsString("must not be empty"));
+            assertThat(call).isEqualTo(1);
+            assertThat(out.toString()).contains("Unable to parse flows");
+            assertThat(out.toString()).contains("must not be empty");
         }
     }
 
@@ -111,7 +108,7 @@ class FlowNamespaceUpdateCommandTest {
             };
             PicocliRunner.call(FlowNamespaceUpdateCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("3 flow(s)"));
+            assertThat(out.toString()).contains("3 flow(s)");
             out.reset();
 
             // no "delete" arg should behave as no-delete
@@ -125,7 +122,7 @@ class FlowNamespaceUpdateCommandTest {
             };
             PicocliRunner.call(FlowNamespaceUpdateCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("1 flow(s)"));
+            assertThat(out.toString()).contains("1 flow(s)");
             out.reset();
 
             args = new String[]{
@@ -139,7 +136,7 @@ class FlowNamespaceUpdateCommandTest {
             };
             PicocliRunner.call(FlowNamespaceUpdateCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("1 flow(s)"));
+            assertThat(out.toString()).contains("1 flow(s)");
         }
     }
 
@@ -165,8 +162,8 @@ class FlowNamespaceUpdateCommandTest {
             };
             Integer call = PicocliRunner.call(FlowNamespaceUpdateCommand.class, ctx, args);
 
-            assertThat(call, is(0));
-            assertThat(out.toString(), containsString("1 flow(s)"));
+            assertThat(call).isZero();
+            assertThat(out.toString()).contains("1 flow(s)");
         }
     }
 
@@ -195,8 +192,8 @@ class FlowNamespaceUpdateCommandTest {
             };
             PicocliRunner.call(FlowNamespaceUpdateCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("io.kestra.override"));
-            assertThat(out.toString(), not(containsString("io.kestra.cli")));
+            assertThat(out.toString()).contains("io.kestra.override");
+            assertThat(out.toString()).doesNotContain("io.kestra.cli");
 
         }
     }

cli/src/test/java/io/kestra/cli/commands/namespaces/NamespaceCommandTest.java

@@ -7,9 +7,7 @@ import org.junit.jupiter.api.Test;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.containsString;
-import static org.hamcrest.core.Is.is;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class NamespaceCommandTest {
     @Test
@@ -21,8 +19,8 @@ class NamespaceCommandTest {
             String[] args = {};
             Integer call = PicocliRunner.call(NamespaceCommand.class, ctx, args);
 
-            assertThat(call, is(0));
-            assertThat(out.toString(), containsString("Usage: kestra namespace"));
+            assertThat(call).isZero();
+            assertThat(out.toString()).contains("Usage: kestra namespace");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/namespaces/files/NamespaceFilesCommandTest.java

@@ -7,9 +7,7 @@ import org.junit.jupiter.api.Test;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.containsString;
-import static org.hamcrest.core.Is.is;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class NamespaceFilesCommandTest {
     @Test
@@ -21,8 +19,8 @@ class NamespaceFilesCommandTest {
             String[] args = {};
             Integer call = PicocliRunner.call(NamespaceFilesCommand.class, ctx, args);
 
-            assertThat(call, is(0));
-            assertThat(out.toString(), containsString("Usage: kestra namespace files"));
+            assertThat(call).isZero();
+            assertThat(out.toString()).contains("Usage: kestra namespace files");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/namespaces/files/NamespaceFilesUpdateCommandTest.java

@@ -14,8 +14,8 @@ import java.net.URISyntaxException;
 import java.net.URL;
 
 import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.containsString;
 import static org.hamcrest.Matchers.not;
-import static org.hamcrest.core.StringContains.containsString;
 
 class NamespaceFilesUpdateCommandTest {
     @Test
@@ -31,6 +31,8 @@ class NamespaceFilesUpdateCommandTest {
 
             String to = "/some/directory";
             String[] args = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -61,6 +63,8 @@ class NamespaceFilesUpdateCommandTest {
             embeddedServer.start();
 
             String[] args = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -90,6 +94,8 @@ class NamespaceFilesUpdateCommandTest {
             embeddedServer.start();
 
             String[] args = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",

cli/src/test/java/io/kestra/cli/commands/namespaces/kv/KvCommandTest.java

@@ -7,9 +7,7 @@ import org.junit.jupiter.api.Test;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.containsString;
-import static org.hamcrest.core.Is.is;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class KvCommandTest {
     @Test
@@ -21,8 +19,8 @@ class KvCommandTest {
             String[] args = {};
             Integer call = PicocliRunner.call(KvCommand.class, ctx, args);
 
-            assertThat(call, is(0));
-            assertThat(out.toString(), containsString("Usage: kestra namespace kv"));
+            assertThat(call).isZero();
+            assertThat(out.toString()).contains("Usage: kestra namespace kv");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/namespaces/kv/KvUpdateCommandTest.java

@@ -16,8 +16,7 @@ import java.io.IOException;
 import java.nio.file.Files;
 import java.util.Map;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.is;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class KvUpdateCommandTest {
     @Test
@@ -28,6 +27,8 @@ class KvUpdateCommandTest {
             embeddedServer.start();
 
             String[] args = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -41,8 +42,8 @@ class KvUpdateCommandTest {
             KVStoreService kvStoreService = ctx.getBean(KVStoreService.class);
             KVStore kvStore = kvStoreService.get(null, "io.kestra.cli", null);
 
-            assertThat(kvStore.getValue("string").get(), is(new KVValue("stringValue")));
-            assertThat(((InternalKVStore)kvStore).getRawValue("string").get(), is("\"stringValue\""));
+            assertThat(kvStore.getValue("string").get()).isEqualTo(new KVValue("stringValue"));
+            assertThat(((InternalKVStore) kvStore).getRawValue("string").get()).isEqualTo("\"stringValue\"");
         }
     }
 
@@ -54,6 +55,8 @@ class KvUpdateCommandTest {
             embeddedServer.start();
 
             String[] args = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -67,8 +70,8 @@ class KvUpdateCommandTest {
             KVStoreService kvStoreService = ctx.getBean(KVStoreService.class);
             KVStore kvStore = kvStoreService.get(null, "io.kestra.cli", null);
 
-            assertThat(kvStore.getValue("int").get(), is(new KVValue(1)));
-            assertThat(((InternalKVStore)kvStore).getRawValue("int").get(), is("1"));
+            assertThat(kvStore.getValue("int").get()).isEqualTo(new KVValue(1));
+            assertThat(((InternalKVStore) kvStore).getRawValue("int").get()).isEqualTo("1");
         }
     }
 
@@ -80,6 +83,8 @@ class KvUpdateCommandTest {
             embeddedServer.start();
 
             String[] args = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -95,8 +100,8 @@ class KvUpdateCommandTest {
             KVStoreService kvStoreService = ctx.getBean(KVStoreService.class);
             KVStore kvStore = kvStoreService.get(null, "io.kestra.cli", null);
 
-            assertThat(kvStore.getValue("intStr").get(), is(new KVValue("1")));
-            assertThat(((InternalKVStore)kvStore).getRawValue("intStr").get(), is("\"1\""));
+            assertThat(kvStore.getValue("intStr").get()).isEqualTo(new KVValue("1"));
+            assertThat(((InternalKVStore) kvStore).getRawValue("intStr").get()).isEqualTo("\"1\"");
         }
     }
 
@@ -108,6 +113,8 @@ class KvUpdateCommandTest {
             embeddedServer.start();
 
             String[] args = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -121,8 +128,8 @@ class KvUpdateCommandTest {
             KVStoreService kvStoreService = ctx.getBean(KVStoreService.class);
             KVStore kvStore = kvStoreService.get(null, "io.kestra.cli", null);
 
-            assertThat(kvStore.getValue("object").get(), is(new KVValue(Map.of("some", "json"))));
-            assertThat(((InternalKVStore)kvStore).getRawValue("object").get(), is("{some:\"json\"}"));
+            assertThat(kvStore.getValue("object").get()).isEqualTo(new KVValue(Map.of("some", "json")));
+            assertThat(((InternalKVStore) kvStore).getRawValue("object").get()).isEqualTo("{some:\"json\"}");
         }
     }
 
@@ -134,6 +141,8 @@ class KvUpdateCommandTest {
             embeddedServer.start();
 
             String[] args = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -149,8 +158,8 @@ class KvUpdateCommandTest {
             KVStoreService kvStoreService = ctx.getBean(KVStoreService.class);
             KVStore kvStore = kvStoreService.get(null, "io.kestra.cli", null);
 
-            assertThat(kvStore.getValue("objectStr").get(), is(new KVValue("{\"some\":\"json\"}")));
-            assertThat(((InternalKVStore)kvStore).getRawValue("objectStr").get(), is("\"{\\\"some\\\":\\\"json\\\"}\""));
+            assertThat(kvStore.getValue("objectStr").get()).isEqualTo(new KVValue("{\"some\":\"json\"}"));
+            assertThat(((InternalKVStore) kvStore).getRawValue("objectStr").get()).isEqualTo("\"{\\\"some\\\":\\\"json\\\"}\"");
         }
     }
 
@@ -167,6 +176,8 @@ class KvUpdateCommandTest {
             Files.write(file.toPath(), "{\"some\":\"json\",\"from\":\"file\"}".getBytes());
 
             String[] args = {
+                "--plugins",
+                "/tmp", // pass this arg because it can cause failure
                 "--server",
                 embeddedServer.getURL().toString(),
                 "--user",
@@ -181,8 +192,8 @@ class KvUpdateCommandTest {
             KVStoreService kvStoreService = ctx.getBean(KVStoreService.class);
             KVStore kvStore = kvStoreService.get(null, "io.kestra.cli", null);
 
-            assertThat(kvStore.getValue("objectFromFile").get(), is(new KVValue(Map.of("some", "json", "from", "file"))));
-            assertThat(((InternalKVStore)kvStore).getRawValue("objectFromFile").get(), is("{some:\"json\",from:\"file\"}"));
+            assertThat(kvStore.getValue("objectFromFile").get()).isEqualTo(new KVValue(Map.of("some", "json", "from", "file")));
+            assertThat(((InternalKVStore) kvStore).getRawValue("objectFromFile").get()).isEqualTo("{some:\"json\",from:\"file\"}");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/plugins/PluginCommandTest.java

@@ -8,8 +8,7 @@ import org.junit.jupiter.api.Test;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.core.StringContains.containsString;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class PluginCommandTest {
 
@@ -21,7 +20,7 @@ class PluginCommandTest {
         try (ApplicationContext ctx = ApplicationContext.run(Environment.CLI, Environment.TEST)) {
             PicocliRunner.call(PluginCommand.class, ctx);
 
-            assertThat(out.toString(), containsString("Usage: kestra plugins"));
+            assertThat(out.toString()).contains("Usage: kestra plugins");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/plugins/PluginDocCommandTest.java

@@ -17,8 +17,7 @@ import java.util.List;
 import java.util.Objects;
 import java.util.stream.Collectors;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.*;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class PluginDocCommandTest {
 
@@ -44,16 +43,16 @@ class PluginDocCommandTest {
 
             List<Path> files = Files.list(docPath).toList();
 
-            assertThat(files.size(), is(1));
-            assertThat(files.getFirst().getFileName().toString(), is("plugin-template-test"));
+            assertThat(files.size()).isEqualTo(1);
+            assertThat(files.getFirst().getFileName().toString()).isEqualTo("plugin-template-test");
             var directory = files.getFirst().toFile();
-            assertThat(directory.isDirectory(), is(true));
-            assertThat(directory.listFiles().length, is(3));
+            assertThat(directory.isDirectory()).isTrue();
+            assertThat(directory.listFiles().length).isEqualTo(3);
 
             var readme = directory.toPath().resolve("index.md");
             var readmeContent = new String(Files.readAllBytes(readme));
 
-            assertThat(readmeContent, containsString("""
+            assertThat(readmeContent).contains("""
                 ---
                 title: Template test
                 description: "Plugin template for Kestra"
@@ -61,18 +60,17 @@ class PluginDocCommandTest {
 
                 ---
                 # Template test
-                """));
+                """);
 
-            assertThat(readmeContent, containsString("""
+            assertThat(readmeContent).contains("""
                 Plugin template for Kestra
 
                 This is a more complex description of the plugin.
 
                 This is in markdown and will be inline inside the plugin page.
-                """));
+                """);
 
-            assertThat(readmeContent, containsString(
-                """
+            assertThat(readmeContent).contains("""
                     /> Subgroup title
 
                     Subgroup description
@@ -89,20 +87,20 @@ class PluginDocCommandTest {
                        \s
                     * [Reporting](./guides/reporting.md)
                        \s
-                    """));
+                    """);
 
             // check @PluginProperty from an interface
             var task = directory.toPath().resolve("tasks/io.kestra.plugin.templates.ExampleTask.md");
             String taskDoc = new String(Files.readAllBytes(task));
-            assertThat(taskDoc, containsString("""
+            assertThat(taskDoc).contains("""
                 ### `example`
                 * **Type:** ==string==
                 * **Dynamic:** ✔️
                 * **Required:** ❌
 
                 **Example interface**
-                """));
-            assertThat(taskDoc, containsString("""
+                """);
+            assertThat(taskDoc).contains("""
                 ### `from`
                 * **Type:**
                   * ==string==
@@ -110,12 +108,12 @@ class PluginDocCommandTest {
                   * [==Example==](#io.kestra.core.models.annotations.example)
                 * **Dynamic:** ✔️
                 * **Required:** ✔️
-                """));
+                """);
 
             var authenticationGuide = directory.toPath().resolve("guides/authentication.md");
-            assertThat(new String(Files.readAllBytes(authenticationGuide)), containsString("This is how to authenticate for this plugin:"));
+            assertThat(new String(Files.readAllBytes(authenticationGuide))).contains("This is how to authenticate for this plugin:");
             var reportingGuide = directory.toPath().resolve("guides/reporting.md");
-            assertThat(new String(Files.readAllBytes(reportingGuide)), containsString("This is the reporting of the plugin:"));
+            assertThat(new String(Files.readAllBytes(reportingGuide))).contains("This is the reporting of the plugin:");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/plugins/PluginInstallCommandTest.java

@@ -10,8 +10,7 @@ import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.List;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.*;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class PluginInstallCommandTest {
 
@@ -26,8 +25,8 @@ class PluginInstallCommandTest {
 
             List<Path> files = Files.list(pluginsPath).toList();
 
-            assertThat(files.size(), is(1));
-            assertThat(files.getFirst().getFileName().toString(), is("io_kestra_plugin__plugin-notifications__0_6_0.jar"));
+            assertThat(files.size()).isEqualTo(1);
+            assertThat(files.getFirst().getFileName().toString()).isEqualTo("io_kestra_plugin__plugin-notifications__0_6_0.jar");
         }
     }
 
@@ -42,9 +41,9 @@ class PluginInstallCommandTest {
 
             List<Path> files = Files.list(pluginsPath).toList();
 
-            assertThat(files.size(), is(1));
-            assertThat(files.getFirst().getFileName().toString(), startsWith("io_kestra_plugin__plugin-notifications__"));
-            assertThat(files.getFirst().getFileName().toString(), not(containsString("LATEST")));
+            assertThat(files.size()).isEqualTo(1);
+            assertThat(files.getFirst().getFileName().toString()).startsWith("io_kestra_plugin__plugin-notifications__");
+            assertThat(files.getFirst().getFileName().toString()).doesNotContain("LATEST");
         }
     }
 
@@ -60,8 +59,8 @@ class PluginInstallCommandTest {
 
             List<Path> files = Files.list(pluginsPath).toList();
 
-            assertThat(files.size(), is(1));
-            assertThat(files.getFirst().getFileName().toString(), is("io_kestra_storage__storage-s3__0_12_1.jar"));
+            assertThat(files.size()).isEqualTo(1);
+            assertThat(files.getFirst().getFileName().toString()).isEqualTo("io_kestra_storage__storage-s3__0_12_1.jar");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/plugins/PluginListCommandTest.java

@@ -16,8 +16,7 @@ import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.Objects;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.core.StringContains.containsString;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class PluginListCommandTest {
 
@@ -41,7 +40,7 @@ class PluginListCommandTest {
             String[] args = {"--plugins", pluginsPath.toAbsolutePath().toString()};
             PicocliRunner.call(PluginListCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("io.kestra.plugin.templates.Example"));
+            assertThat(out.toString()).contains("io.kestra.plugin.templates.Example");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/plugins/PluginSearchCommandTest.java

@@ -13,8 +13,7 @@ import java.io.PrintStream;
 import java.util.Map;
 
 import static com.github.tomakehurst.wiremock.client.WireMock.*;
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.*;
+import static org.assertj.core.api.Assertions.assertThat;
 
 @WireMockTest(httpPort = 28181)
 class PluginSearchCommandTest {
@@ -61,9 +60,9 @@ class PluginSearchCommandTest {
             PicocliRunner.call(PluginSearchCommand.class, ctx, args);
 
             String output = outputStreamCaptor.toString().trim();
-            assertThat(output, containsString("Found 1 plugins matching 'notifications'"));
-            assertThat(output, containsString("plugin-notifications"));
-            assertThat(output, not(containsString("plugin-scripts")));
+            assertThat(output).contains("Found 1 plugins matching 'notifications'");
+            assertThat(output).contains("plugin-notifications");
+            assertThat(output).doesNotContain("plugin-scripts");
         }
     }
 
@@ -97,9 +96,9 @@ class PluginSearchCommandTest {
             PicocliRunner.call(PluginSearchCommand.class, ctx, args);
 
             String output = outputStreamCaptor.toString().trim();
-            assertThat(output, containsString("Found 2 plugins"));
-            assertThat(output, containsString("plugin-notifications"));
-            assertThat(output, containsString("plugin-scripts"));
+            assertThat(output).contains("Found 2 plugins");
+            assertThat(output).contains("plugin-notifications");
+            assertThat(output).contains("plugin-scripts");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/sys/ReindexCommandTest.java

@@ -11,9 +11,7 @@ import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 import java.net.URL;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.core.Is.is;
-import static org.hamcrest.core.StringContains.containsString;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class ReindexCommandTest {
     @Test
@@ -36,7 +34,7 @@ class ReindexCommandTest {
                 directory.getPath(),
             };
             PicocliRunner.call(FlowNamespaceUpdateCommand.class, ctx, updateArgs);
-            assertThat(out.toString(), containsString("3 flow(s)"));
+            assertThat(out.toString()).contains("3 flow(s)");
 
             // then we reindex them
             String[] reindexArgs = {
@@ -44,9 +42,9 @@ class ReindexCommandTest {
                "flow",
             };
             Integer call = PicocliRunner.call(ReindexCommand.class, ctx, reindexArgs);
-            assertThat(call, is(0));
+            assertThat(call).isZero();
             // in local it reindex 3 flows and in CI 4 for an unknown reason
-            assertThat(out.toString(), containsString("Successfully reindex"));
+            assertThat(out.toString()).contains("Successfully reindex");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/sys/database/DatabaseCommandTest.java

@@ -7,9 +7,7 @@ import org.junit.jupiter.api.Test;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.containsString;
-import static org.hamcrest.core.Is.is;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class DatabaseCommandTest {
     @Test
@@ -21,8 +19,8 @@ class DatabaseCommandTest {
             String[] args = {};
             Integer call = PicocliRunner.call(DatabaseCommand.class, ctx, args);
 
-            assertThat(call, is(0));
-            assertThat(out.toString(), containsString("Usage: kestra sys database"));
+            assertThat(call).isZero();
+            assertThat(out.toString()).contains("Usage: kestra sys database");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/sys/statestore/StateStoreCommandTest.java

@@ -8,9 +8,7 @@ import org.junit.jupiter.api.Test;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.containsString;
-import static org.hamcrest.core.Is.is;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class StateStoreCommandTest {
     @Test
@@ -22,8 +20,8 @@ class StateStoreCommandTest {
             String[] args = {};
             Integer call = PicocliRunner.call(StateStoreCommand.class, ctx, args);
 
-            assertThat(call, is(0));
-            assertThat(out.toString(), containsString("Usage: kestra sys state-store"));
+            assertThat(call).isZero();
+            assertThat(out.toString()).contains("Usage: kestra sys state-store");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/sys/statestore/StateStoreMigrateCommandTest.java

@@ -1,16 +1,15 @@
 package io.kestra.cli.commands.sys.statestore;
 
-import com.devskiller.friendly_id.FriendlyId;
 import io.kestra.core.exceptions.MigrationRequiredException;
 import io.kestra.core.exceptions.ResourceExpiredException;
 import io.kestra.core.models.flows.Flow;
+import io.kestra.core.models.flows.GenericFlow;
 import io.kestra.core.repositories.FlowRepositoryInterface;
 import io.kestra.core.runners.RunContext;
 import io.kestra.core.runners.RunContextFactory;
 import io.kestra.core.storages.StateStore;
 import io.kestra.core.storages.StorageInterface;
 import io.kestra.core.utils.Hashing;
-import io.kestra.core.utils.IdUtils;
 import io.kestra.core.utils.Slugify;
 import io.kestra.plugin.core.log.Log;
 import io.micronaut.configuration.picocli.PicocliRunner;
@@ -26,9 +25,7 @@ import java.net.URI;
 import java.util.List;
 import java.util.Map;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.containsString;
-import static org.hamcrest.core.Is.is;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class StateStoreMigrateCommandTest {
     @Test
@@ -45,7 +42,7 @@ class StateStoreMigrateCommandTest {
                 .namespace("some.valid.namespace." + ((int) (Math.random() * 1000000)))
                 .tasks(List.of(Log.builder().id("log").type(Log.class.getName()).message("logging").build()))
                 .build();
-            flowRepository.create(flow, flow.generateSource(), flow);
+            flowRepository.create(GenericFlow.of(flow));
 
             StorageInterface storage = ctx.getBean(StorageInterface.class);
             String tenantId = flow.getTenantId();
@@ -56,10 +53,7 @@ class StateStoreMigrateCommandTest {
                 oldStateStoreUri,
                 new ByteArrayInputStream("my-value".getBytes())
             );
-            assertThat(
-                storage.exists(tenantId, flow.getNamespace(), oldStateStoreUri),
-                is(true)
-            );
+            assertThat(storage.exists(tenantId, flow.getNamespace(), oldStateStoreUri)).isTrue();
 
             RunContext runContext = ctx.getBean(RunContextFactory.class).of(flow, Map.of("flow", Map.of(
                 "tenantId", tenantId,
@@ -72,13 +66,10 @@ class StateStoreMigrateCommandTest {
             String[] args = {};
             Integer call = PicocliRunner.call(StateStoreMigrateCommand.class, ctx, args);
 
-            assertThat(new String(stateStore.getState(true, "my-state", "sub-name", "my-taskrun-value").readAllBytes()), is("my-value"));
-            assertThat(
-                storage.exists(tenantId, flow.getNamespace(), oldStateStoreUri),
-                is(false)
-            );
+            assertThat(new String(stateStore.getState(true, "my-state", "sub-name", "my-taskrun-value").readAllBytes())).isEqualTo("my-value");
+            assertThat(storage.exists(tenantId, flow.getNamespace(), oldStateStoreUri)).isFalse();
 
-            assertThat(call, is(0));
+            assertThat(call).isZero();
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/templates/TemplateExportCommandTest.java

@@ -15,9 +15,7 @@ import java.net.URL;
 import java.util.Map;
 import java.util.zip.ZipFile;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.core.StringContains.containsString;
-import static org.hamcrest.core.Is.is;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class TemplateExportCommandTest {
     @Test
@@ -42,7 +40,7 @@ class TemplateExportCommandTest {
 
             };
             PicocliRunner.call(TemplateNamespaceUpdateCommand.class, ctx, args);
-            assertThat(out.toString(), containsString("3 template(s)"));
+            assertThat(out.toString()).contains("3 template(s)");
 
             // then we export them
             String[] exportArgs = {
@@ -56,9 +54,9 @@ class TemplateExportCommandTest {
             };
             PicocliRunner.call(TemplateExportCommand.class, ctx, exportArgs);
             File file = new File("/tmp/templates.zip");
-            assertThat(file.exists(), is(true));
+            assertThat(file.exists()).isTrue();
             ZipFile zipFile = new ZipFile(file);
-            assertThat(zipFile.stream().count(), is(3L));
+            assertThat(zipFile.stream().count()).isEqualTo(3L);
 
             file.delete();
         }

cli/src/test/java/io/kestra/cli/commands/templates/TemplateValidateCommandTest.java

@@ -11,11 +11,9 @@ import java.io.PrintStream;
 import java.net.URL;
 import java.util.Map;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.core.Is.is;
-import static org.hamcrest.core.StringContains.containsString;
+import static org.assertj.core.api.Assertions.assertThat;
 
-public class TemplateValidateCommandTest {
+class TemplateValidateCommandTest {
     @Test
     void runLocal()  {
         URL directory = TemplateValidateCommandTest.class.getClassLoader().getResource("invalidsTemplates/template.yml");
@@ -29,9 +27,9 @@ public class TemplateValidateCommandTest {
             };
             Integer call = PicocliRunner.call(TemplateValidateCommand.class, ctx, args);
 
-            assertThat(call, is(1));
-            assertThat(out.toString(), containsString("Unable to parse template"));
-            assertThat(out.toString(), containsString("must not be empty"));
+            assertThat(call).isEqualTo(1);
+            assertThat(out.toString()).contains("Unable to parse template");
+            assertThat(out.toString()).contains("must not be empty");
         }
     }
 
@@ -55,9 +53,9 @@ public class TemplateValidateCommandTest {
             };
             Integer call = PicocliRunner.call(TemplateValidateCommand.class, ctx, args);
 
-            assertThat(call, is(1));
-            assertThat(out.toString(), containsString("Unable to parse template"));
-            assertThat(out.toString(), containsString("must not be empty"));
+            assertThat(call).isEqualTo(1);
+            assertThat(out.toString()).contains("Unable to parse template");
+            assertThat(out.toString()).contains("must not be empty");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/templates/namespaces/TemplateNamespaceCommandTest.java

@@ -7,9 +7,7 @@ import org.junit.jupiter.api.Test;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.containsString;
-import static org.hamcrest.core.Is.is;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class TemplateNamespaceCommandTest {
     @Test
@@ -21,8 +19,8 @@ class TemplateNamespaceCommandTest {
             String[] args = {};
             Integer call = PicocliRunner.call(TemplateNamespaceCommand.class, ctx, args);
 
-            assertThat(call, is(0));
-            assertThat(out.toString(), containsString("Usage: kestra template namespace"));
+            assertThat(call).isZero();
+            assertThat(out.toString()).contains("Usage: kestra template namespace");
         }
     }
 }

cli/src/test/java/io/kestra/cli/commands/templates/namespaces/TemplateNamespaceUpdateCommandTest.java

@@ -11,8 +11,7 @@ import java.io.PrintStream;
 import java.net.URL;
 import java.util.Map;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.core.StringContains.containsString;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class TemplateNamespaceUpdateCommandTest {
     @Test
@@ -37,7 +36,7 @@ class TemplateNamespaceUpdateCommandTest {
             };
             PicocliRunner.call(TemplateNamespaceUpdateCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("3 template(s)"));
+            assertThat(out.toString()).contains("3 template(s)");
         }
     }
 
@@ -64,8 +63,8 @@ class TemplateNamespaceUpdateCommandTest {
             Integer call = PicocliRunner.call(TemplateNamespaceUpdateCommand.class, ctx, args);
 
 //            assertThat(call, is(1));
-            assertThat(out.toString(), containsString("Unable to parse templates"));
-            assertThat(out.toString(), containsString("must not be empty"));
+            assertThat(out.toString()).contains("Unable to parse templates");
+            assertThat(out.toString()).contains("must not be empty");
         }
     }
 
@@ -93,7 +92,7 @@ class TemplateNamespaceUpdateCommandTest {
             };
             PicocliRunner.call(TemplateNamespaceUpdateCommand.class, ctx, args);
 
-            assertThat(out.toString(), containsString("3 template(s)"));
+            assertThat(out.toString()).contains("3 template(s)");
 
             String[] newArgs = {
                 "--server",
@@ -107,7 +106,7 @@ class TemplateNamespaceUpdateCommandTest {
             };
             PicocliRunner.call(TemplateNamespaceUpdateCommand.class, ctx, newArgs);
 
-            assertThat(out.toString(), containsString("1 template(s)"));
+            assertThat(out.toString()).contains("1 template(s)");
         }
     }
 }

cli/src/test/java/io/kestra/cli/listeners/DeleteConfigurationApplicationListenersTest.java

@@ -10,8 +10,7 @@ import java.io.IOException;
 import java.nio.file.Files;
 import java.util.Map;
 
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.is;
+import static org.assertj.core.api.Assertions.assertThat;
 
 class DeleteConfigurationApplicationListenersTest {
 
@@ -28,7 +27,7 @@ class DeleteConfigurationApplicationListenersTest {
         );
 
         try (ApplicationContext ctx = ApplicationContext.run(mapPropertySource, Environment.CLI, Environment.TEST)) {
-            assertThat(tempFile.exists(), is(false));
+            assertThat(tempFile.exists()).isFalse();
         }
     }
 }

cli/src/test/java/io/kestra/cli/services/FileChangedEventListenerTest.java

@@ -19,8 +19,7 @@ import java.util.concurrent.TimeoutException;
 import java.util.concurrent.atomic.AtomicBoolean;
 
 import static io.kestra.core.utils.Rethrow.throwRunnable;
-import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.*;
+import static org.assertj.core.api.Assertions.assertThat;
 
 @MicronautTest(environments = {"test", "file-watch"}, transactional = false)
 class FileChangedEventListenerTest {
@@ -77,9 +76,9 @@ class FileChangedEventListenerTest {
             Duration.ofSeconds(10)
         );
         Flow myflow = flowRepository.findById(null, "io.kestra.tests.watch", "myflow").orElseThrow();
-        assertThat(myflow.getTasks(), hasSize(1));
-        assertThat(myflow.getTasks().getFirst().getId(), is("hello"));
-        assertThat(myflow.getTasks().getFirst().getType(), is("io.kestra.plugin.core.log.Log"));
+        assertThat(myflow.getTasks()).hasSize(1);
+        assertThat(myflow.getTasks().getFirst().getId()).isEqualTo("hello");
+        assertThat(myflow.getTasks().getFirst().getType()).isEqualTo("io.kestra.plugin.core.log.Log");
 
         // delete the flow
         Files.delete(Path.of(FILE_WATCH + "/myflow.yaml"));
@@ -116,9 +115,9 @@ class FileChangedEventListenerTest {
             Duration.ofSeconds(10)
         );
         Flow pluginDefaultFlow = flowRepository.findById(null, "io.kestra.tests.watch", "pluginDefault").orElseThrow();
-        assertThat(pluginDefaultFlow.getTasks(), hasSize(1));
-        assertThat(pluginDefaultFlow.getTasks().getFirst().getId(), is("helloWithDefault"));
-        assertThat(pluginDefaultFlow.getTasks().getFirst().getType(), is("io.kestra.plugin.core.log.Log"));
+        assertThat(pluginDefaultFlow.getTasks()).hasSize(1);
+        assertThat(pluginDefaultFlow.getTasks().getFirst().getId()).isEqualTo("helloWithDefault");
+        assertThat(pluginDefaultFlow.getTasks().getFirst().getType()).isEqualTo("io.kestra.plugin.core.log.Log");
 
         // delete both files
         Files.delete(Path.of(FILE_WATCH + "/plugin-default.yaml"));

core/src/main/java/io/kestra/core/contexts/KestraContext.java

@@ -10,6 +10,8 @@ import io.micronaut.context.env.Environment;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.util.HashMap;
+import java.util.Map;
 import java.util.Optional;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.atomic.AtomicReference;
@@ -27,6 +29,10 @@ public abstract class KestraContext {
     // Properties
     public static final String KESTRA_SERVER_TYPE = "kestra.server-type";
 
+    // Those properties are injected bases on the CLI args.
+    private static final String KESTRA_WORKER_MAX_NUM_THREADS = "kestra.worker.max-num-threads";
+    private static final String KESTRA_WORKER_GROUP_KEY = "kestra.worker.group-key";
+
     /**
      * Gets the current {@link KestraContext}.
      *
@@ -54,6 +60,12 @@ public abstract class KestraContext {
      */
     public abstract ServerType getServerType();
 
+    public abstract Optional<Integer> getWorkerMaxNumThreads();
+
+    public abstract Optional<String> getWorkerGroupKey();
+
+    public abstract void injectWorkerConfigs(Integer maxNumThreads, String workerGroupKey);
+
     /**
      * Returns the Kestra Version.
      *
@@ -110,6 +122,34 @@ public abstract class KestraContext {
                 .orElse(ServerType.STANDALONE);
         }
 
+        /** {@inheritDoc} **/
+        @Override
+        public Optional<Integer> getWorkerMaxNumThreads() {
+            return Optional.ofNullable(environment)
+                .flatMap(env -> env.getProperty(KESTRA_WORKER_MAX_NUM_THREADS, Integer.class));
+        }
+
+        /** {@inheritDoc} **/
+        @Override
+        public Optional<String> getWorkerGroupKey() {
+            return Optional.ofNullable(environment)
+                .flatMap(env -> env.getProperty(KESTRA_WORKER_GROUP_KEY, String.class));
+        }
+        /** {@inheritDoc} **/
+        @Override
+        public void injectWorkerConfigs(Integer maxNumThreads, String workerGroupKey) {
+            final Map<String, Object> configs = new HashMap<>();
+            Optional.ofNullable(maxNumThreads)
+                .ifPresent(val -> configs.put(KESTRA_WORKER_MAX_NUM_THREADS, val));
+
+            Optional.ofNullable(workerGroupKey)
+                .ifPresent(val -> configs.put(KESTRA_WORKER_GROUP_KEY, val));
+
+            if (!configs.isEmpty()) {
+                environment.addPropertySource("kestra-runtime", configs);
+            }
+        }
+
         /** {@inheritDoc} **/
         @Override
         public void shutdown() {

core/src/main/java/io/kestra/core/docs/JsonSchemaGenerator.java

@@ -4,6 +4,8 @@ import com.fasterxml.classmate.ResolvedType;
 import com.fasterxml.classmate.members.HierarchicType;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.SerializationFeature;
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import com.fasterxml.jackson.databind.node.TextNode;
@@ -47,10 +49,18 @@ import java.util.function.Predicate;
 import java.util.stream.Collectors;
 import java.util.stream.StreamSupport;
 
+import static io.kestra.core.serializers.JacksonMapper.MAP_TYPE_REFERENCE;
+
 @Singleton
 public class JsonSchemaGenerator {
     private static final List<Class<?>> TYPES_RESOLVED_AS_STRING = List.of(Duration.class, LocalTime.class, LocalDate.class, LocalDateTime.class, ZonedDateTime.class, OffsetDateTime.class, OffsetTime.class);
 
+    private static final ObjectMapper MAPPER = JacksonMapper.ofJson().copy()
+        .configure(SerializationFeature.WRITE_DURATIONS_AS_TIMESTAMPS, false);
+
+    private static final ObjectMapper YAML_MAPPER = JacksonMapper.ofYaml().copy()
+        .configure(SerializationFeature.WRITE_DURATIONS_AS_TIMESTAMPS, false);
+
     private final PluginRegistry pluginRegistry;
 
     @Inject
@@ -64,13 +74,21 @@ public class JsonSchemaGenerator {
         return this.schemas(cls, false);
     }
 
+    private void replaceOneOfWithAnyOf(ObjectNode objectNode) {
+        objectNode.findParents("oneOf").forEach(jsonNode -> {
+            if (jsonNode instanceof ObjectNode oNode) {
+                oNode.set("anyOf", oNode.remove("oneOf"));
+            }
+        });
+    }
+
     public <T> Map<String, Object> schemas(Class<? extends T> cls, boolean arrayOf) {
         SchemaGeneratorConfigBuilder builder = new SchemaGeneratorConfigBuilder(
             SchemaVersion.DRAFT_7,
             OptionPreset.PLAIN_JSON
         );
 
-        this.build(builder,true);
+        this.build(builder, true);
 
         SchemaGeneratorConfig schemaGeneratorConfig = builder.build();
 
@@ -80,11 +98,11 @@ public class JsonSchemaGenerator {
             if (arrayOf) {
                 objectNode.put("type", "array");
             }
-            replaceAnyOfWithOneOf(objectNode);
-            pullOfDefaultFromOneOf(objectNode);
+            replaceOneOfWithAnyOf(objectNode);
+            pullDocumentationAndDefaultFromAnyOf(objectNode);
             removeRequiredOnPropsWithDefaults(objectNode);
 
-            return JacksonMapper.toMap(objectNode);
+            return MAPPER.convertValue(objectNode, MAP_TYPE_REFERENCE);
         } catch (IllegalArgumentException e) {
             throw new IllegalArgumentException("Unable to generate jsonschema for '" + cls.getName() + "'", e);
         }
@@ -111,33 +129,38 @@ public class JsonSchemaGenerator {
         });
     }
 
-    private void replaceAnyOfWithOneOf(ObjectNode objectNode) {
+    // This hack exists because for Property we generate a anyOf for properties that are not strings.
+    // By default, the 'default' is in each anyOf which Monaco editor didn't take into account.
+    // So, we pull off the 'default' from any of the anyOf to the parent.
+    // same thing for documentation fields: 'title', 'description', '$deprecated'
+    private void pullDocumentationAndDefaultFromAnyOf(ObjectNode objectNode) {
         objectNode.findParents("anyOf").forEach(jsonNode -> {
             if (jsonNode instanceof ObjectNode oNode) {
-                oNode.set("oneOf", oNode.remove("anyOf"));
-            }
-        });
-    }
-
-    // This hack exists because for Property we generate a oneOf for properties that are not strings.
-    // By default, the 'default' is in each oneOf which Monaco editor didn't take into account.
-    // So, we pull off the 'default' from any of the oneOf to the parent.
-    private void pullOfDefaultFromOneOf(ObjectNode objectNode) {
-        objectNode.findParents("oneOf").forEach(jsonNode -> {
-            if (jsonNode instanceof ObjectNode oNode) {
-                JsonNode oneOf = oNode.get("oneOf");
-                if (oneOf instanceof ArrayNode arrayNode) {
+                JsonNode anyOf = oNode.get("anyOf");
+                if (anyOf instanceof ArrayNode arrayNode) {
                     Iterator<JsonNode> it = arrayNode.elements();
-                    JsonNode defaultNode = null;
-                    while (it.hasNext() && defaultNode == null) {
+                    var nodesToPullUp = new HashMap<String, Optional<JsonNode>>(Map.ofEntries(
+                        Map.entry("default", Optional.empty()),
+                        Map.entry("title", Optional.empty()),
+                        Map.entry("description", Optional.empty()),
+                        Map.entry("$deprecated", Optional.empty())
+                    ));
+                    // find nodes to pull up
+                    while (it.hasNext() && nodesToPullUp.containsValue(Optional.<JsonNode>empty())) {
                         JsonNode next = it.next();
                         if (next instanceof ObjectNode nextAsObj) {
-                            defaultNode = nextAsObj.get("default");
+                            nodesToPullUp.entrySet().stream()
+                                .filter(node -> node.getValue().isEmpty())
+                                .forEach(node -> node
+                                    .setValue(Optional.ofNullable(
+                                        nextAsObj.get(node.getKey())
+                                    )));
                         }
                     }
-                    if (defaultNode != null) {
-                        oNode.set("default", defaultNode);
-                    }
+                    // create nodes on parent
+                    nodesToPullUp.entrySet().stream()
+                        .filter(node -> node.getValue().isPresent())
+                        .forEach(node -> oNode.set(node.getKey(), node.getValue().get()));
                 }
             }
         });
@@ -163,7 +186,7 @@ public class JsonSchemaGenerator {
 
             try {
                 sb.append("Default value is : `")
-                    .append(JacksonMapper.ofYaml().writeValueAsString(collectedTypeAttributes.get("default")).trim())
+                    .append(YAML_MAPPER.writeValueAsString(collectedTypeAttributes.get("default")).trim())
                     .append("`");
             } catch (JsonProcessingException ignored) {
 
@@ -203,6 +226,7 @@ public class JsonSchemaGenerator {
     }
 
     protected void build(SchemaGeneratorConfigBuilder builder, boolean draft7) {
+//        builder.withObjectMapper(builder.getObjectMapper().configure(SerializationFeature.WRITE_DURATIONS_AS_TIMESTAMPS, false));
         builder
             .with(new JakartaValidationModule(
                 JakartaValidationOption.NOT_NULLABLE_METHOD_IS_REQUIRED,
@@ -274,11 +298,11 @@ public class JsonSchemaGenerator {
                 TypeContext context = target.getContext();
                 Class<?> erasedType = javaType.getTypeParameters().getFirst().getErasedType();
 
-                if(String.class.isAssignableFrom(erasedType)) {
+                if (String.class.isAssignableFrom(erasedType)) {
                     return List.of(
                         context.resolve(String.class)
                     );
-                } else if(Object.class.equals(erasedType)) {
+                } else if (Object.class.equals(erasedType)) {
                     return List.of(
                         context.resolve(Object.class)
                     );
@@ -388,7 +412,7 @@ public class JsonSchemaGenerator {
                 // handle deprecated tasks
                 Schema schema = scope.getType().getErasedType().getAnnotation(Schema.class);
                 Deprecated deprecated = scope.getType().getErasedType().getAnnotation(Deprecated.class);
-                if ((schema != null && schema.deprecated()) || deprecated != null ) {
+                if ((schema != null && schema.deprecated()) || deprecated != null) {
                     collectedTypeAttributes.put("$deprecated", "true");
                 }
             });
@@ -413,7 +437,7 @@ public class JsonSchemaGenerator {
         });
 
         // Subtype resolver for all plugins
-        if(builder.build().getSchemaVersion() != SchemaVersion.DRAFT_2019_09) {
+        if (builder.build().getSchemaVersion() != SchemaVersion.DRAFT_2019_09) {
             builder.forTypesInGeneral()
                 .withSubtypeResolver((declaredType, context) -> {
                     TypeContext typeContext = context.getTypeContext();
@@ -602,7 +626,7 @@ public class JsonSchemaGenerator {
         if (property.has("allOf")) {
             for (Iterator<JsonNode> it = property.get("allOf").elements(); it.hasNext(); ) {
                 JsonNode child = it.next();
-                if(child.has("default")) {
+                if (child.has("default")) {
                     return true;
                 }
             }
@@ -616,7 +640,7 @@ public class JsonSchemaGenerator {
             OptionPreset.PLAIN_JSON
         );
 
-        this.build(builder,false);
+        this.build(builder, false);
 
         // we don't return base properties unless specified with @PluginProperty
         builder
@@ -628,11 +652,11 @@ public class JsonSchemaGenerator {
         SchemaGenerator generator = new SchemaGenerator(schemaGeneratorConfig);
         try {
             ObjectNode objectNode = generator.generateSchema(cls);
-            replaceAnyOfWithOneOf(objectNode);
-            pullOfDefaultFromOneOf(objectNode);
+            replaceOneOfWithAnyOf(objectNode);
+            pullDocumentationAndDefaultFromAnyOf(objectNode);
             removeRequiredOnPropsWithDefaults(objectNode);
 
-            return JacksonMapper.toMap(extractMainRef(objectNode));
+            return MAPPER.convertValue(extractMainRef(objectNode), MAP_TYPE_REFERENCE);
         } catch (IllegalArgumentException e) {
             throw new IllegalArgumentException("Unable to generate jsonschema for '" + cls.getName() + "'", e);
         }
@@ -740,7 +764,8 @@ public class JsonSchemaGenerator {
 
             field.setAccessible(true);
             return field.invoke(instance);
-        } catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException | IllegalArgumentException ignored) {
+        } catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException |
+                 IllegalArgumentException ignored) {
 
         }
 
@@ -749,7 +774,8 @@ public class JsonSchemaGenerator {
 
             field.setAccessible(true);
             return field.invoke(instance);
-        } catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException | IllegalArgumentException ignored) {
+        } catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException |
+                 IllegalArgumentException ignored) {
 
         }
 

core/src/main/java/io/kestra/core/encryption/EncryptionService.java

@@ -64,8 +64,10 @@ public class EncryptionService {
      * The IV is recovered from the beginning of the string.
      *
      * @see #decrypt(String, byte[])
+     * @throws IllegalArgumentException when the cipherText cannot be BASE64 decoded.
+     *         This may indicate that the cipherText was not encrypted at first so a caller may use this as an indication as it tries to decode a text that was not encoded.
      */
-    public static String decrypt(String key, String cipherText) throws GeneralSecurityException {
+    public static String decrypt(String key, String cipherText) throws GeneralSecurityException, IllegalArgumentException {
         if (cipherText == null || cipherText.isEmpty()) {
             return cipherText;
         }

core/src/main/java/io/kestra/core/events/CrudEventType.java

@@ -8,6 +8,7 @@ public enum CrudEventType {
     LOGIN,
     LOGOUT,
     IMPERSONATE,
-    LOGIN_FAILURE
+    LOGIN_FAILURE,
+    ACCOUNT_LOCKED
 }
 

core/src/main/java/io/kestra/core/exceptions/FlowProcessingException.java

@@ -0,0 +1,24 @@
+package io.kestra.core.exceptions;
+
+import java.io.Serial;
+
+/**
+ * Exception class for all problems encountered when processing (parsing, injecting defaults, validating) a flow.
+ */
+public class FlowProcessingException extends KestraException {
+
+    @Serial
+    private static final long serialVersionUID = 1L;
+    
+    public FlowProcessingException(String message) {
+        super(message);
+    }
+
+    public FlowProcessingException(String message, Throwable cause) {
+        super(message, cause);
+    }
+
+    public FlowProcessingException(Throwable cause) {
+        super(cause);
+    }
+}

core/src/main/java/io/kestra/core/exceptions/KestraException.java

@@ -0,0 +1,27 @@
+package io.kestra.core.exceptions;
+
+import java.io.Serial;
+
+/**
+ * The top-level {@link KestraException}..
+ */
+public class KestraException extends Exception {
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    public KestraException() {
+    }
+
+    public KestraException(String message) {
+        super(message);
+    }
+
+    public KestraException(String message, Throwable cause) {
+        super(message, cause);
+    }
+
+    public KestraException(Throwable cause) {
+        super(cause);
+    }
+
+}

core/src/main/java/io/kestra/core/exceptions/KestraRuntimeException.java

@@ -23,4 +23,5 @@ public class KestraRuntimeException extends RuntimeException {
     public KestraRuntimeException(Throwable cause) {
         super(cause);
     }
+
 }

core/src/main/java/io/kestra/core/http/HttpRequest.java

@@ -157,25 +157,32 @@ public class HttpRequest {
                 return null;
             }
 
-            Charset charset = entity.getContentEncoding() != null ? Charset.forName(entity.getContentEncoding()) : StandardCharsets.UTF_8;
-
-            if (entity.getContentType().equals(ContentType.APPLICATION_OCTET_STREAM.getMimeType())) {
+            String[] parts = entity.getContentType().split(";");
+            String mimeType = parts[0];
+            Charset charset = StandardCharsets.UTF_8;
+            for (String part : parts) {
+                String stripped = part.strip();
+                if (stripped.startsWith("charset")) {
+                    charset = Charset.forName(stripped.substring(stripped.lastIndexOf('=') + 1));
+                }
+            }
+            if (mimeType.equals(ContentType.APPLICATION_OCTET_STREAM.getMimeType())) {
                 return ByteArrayRequestBody.builder()
-                    .contentType(entity.getContentType())
+                    .contentType(mimeType)
                     .charset(charset)
                     .content(IOUtils.toByteArray(entity.getContent()))
                     .build();
             }
 
-            if (entity.getContentType().equals(ContentType.TEXT_PLAIN.getMimeType())) {
+            if (mimeType.equals(ContentType.TEXT_PLAIN.getMimeType())) {
                 return StringRequestBody.builder()
-                    .contentType(entity.getContentType())
+                    .contentType(mimeType)
                     .charset(charset)
                     .content(IOUtils.toString(entity.getContent(), charset))
                     .build();
             }
 
-            if (entity.getContentType().equals(ContentType.APPLICATION_JSON.getMimeType())) {
+            if (mimeType.equals(ContentType.APPLICATION_JSON.getMimeType())) {
                 return JsonRequestBody.builder()
                     .charset(charset)
                     .content(JacksonMapper.toObject(IOUtils.toString(entity.getContent(), charset)))
@@ -184,7 +191,7 @@ public class HttpRequest {
 
             return ByteArrayRequestBody.builder()
                 .charset(charset)
-                .contentType(entity.getContentType())
+                .contentType(mimeType)
                 .content(entity.getContent().readAllBytes())
                 .build();
         }

core/src/main/java/io/kestra/core/metrics/MetricRegistry.java

@@ -20,49 +20,88 @@ import org.apache.commons.lang3.ArrayUtils;
 @Slf4j
 public class MetricRegistry {
     public static final String METRIC_WORKER_JOB_PENDING_COUNT = "worker.job.pending";
+    public static final String METRIC_WORKER_JOB_PENDING_COUNT_DESCRIPTION = "The number of jobs (tasks or triggers) pending to be run by the Worker";
     public static final String METRIC_WORKER_JOB_RUNNING_COUNT = "worker.job.running";
+    public static final String METRIC_WORKER_JOB_RUNNING_COUNT_DESCRIPTION = "The number of jobs (tasks or triggers) currently running inside the Worker";
     public static final String METRIC_WORKER_JOB_THREAD_COUNT = "worker.job.thread";
+    public static final String METRIC_WORKER_JOB_THREAD_COUNT_DESCRIPTION = "The number of worker threads";
     public static final String METRIC_WORKER_RUNNING_COUNT = "worker.running.count";
+    public static final String METRIC_WORKER_RUNNING_COUNT_DESCRIPTION = "The number of tasks currently running inside the Worker";
     public static final String METRIC_WORKER_QUEUED_DURATION = "worker.queued.duration";
+    public static final String METRIC_WORKER_QUEUED_DURATION_DESCRIPTION = "Task queued duration inside the Worker";
     public static final String METRIC_WORKER_STARTED_COUNT = "worker.started.count";
+    public static final String METRIC_WORKER_STARTED_COUNT_DESCRIPTION = "The total number of tasks started by the Worker";
     public static final String METRIC_WORKER_TIMEOUT_COUNT = "worker.timeout.count";
+    public static final String METRIC_WORKER_TIMEOUT_COUNT_DESCRIPTION = "The total number of tasks that timeout inside the Worker";
     public static final String METRIC_WORKER_ENDED_COUNT = "worker.ended.count";
+    public static final String METRIC_WORKER_ENDED_COUNT_DESCRIPTION = "The total number of tasks ended by the Worker";
     public static final String METRIC_WORKER_ENDED_DURATION = "worker.ended.duration";
+    public static final String METRIC_WORKER_ENDED_DURATION_DESCRIPTION = "Task run duration inside the Worker";
     public static final String METRIC_WORKER_TRIGGER_DURATION = "worker.trigger.duration";
+    public static final String METRIC_WORKER_TRIGGER_DURATION_DESCRIPTION = "Trigger evaluation duration inside the Worker";
     public static final String METRIC_WORKER_TRIGGER_RUNNING_COUNT = "worker.trigger.running.count";
+    public static final String METRIC_WORKER_TRIGGER_RUNNING_COUNT_DESCRIPTION = "The number of triggers currently evaluating inside the Worker";
     public static final String METRIC_WORKER_TRIGGER_STARTED_COUNT = "worker.trigger.started.count";
+    public static final String METRIC_WORKER_TRIGGER_STARTED_COUNT_DESCRIPTION = "The total number of trigger evaluations started by the Worker";
     public static final String METRIC_WORKER_TRIGGER_ENDED_COUNT = "worker.trigger.ended.count";
+    public static final String METRIC_WORKER_TRIGGER_ENDED_COUNT_DESCRIPTION = "The total number of trigger evaluations ended by the Worker";
     public static final String METRIC_WORKER_TRIGGER_ERROR_COUNT = "worker.trigger.error.count";
+    public static final String METRIC_WORKER_TRIGGER_ERROR_COUNT_DESCRIPTION = "The total number of trigger evaluations that failed inside the Worker";
     public static final String METRIC_WORKER_TRIGGER_EXECUTION_COUNT = "worker.trigger.execution.count";
+    public static final String METRIC_WORKER_TRIGGER_EXECUTION_COUNT_DESCRIPTION = "The total number of triggers evaluated by the Worker";
 
-    public static final String EXECUTOR_TASKRUN_NEXT_COUNT = "executor.taskrun.next.count";
-    public static final String EXECUTOR_TASKRUN_ENDED_COUNT = "executor.taskrun.ended.count";
-    public static final String EXECUTOR_TASKRUN_ENDED_DURATION = "executor.taskrun.ended.duration";
-    public static final String EXECUTOR_WORKERTASKRESULT_COUNT = "executor.workertaskresult.count";
-    public static final String EXECUTOR_EXECUTION_STARTED_COUNT = "executor.execution.started.count";
-    public static final String EXECUTOR_EXECUTION_END_COUNT = "executor.execution.end.count";
-    public static final String EXECUTOR_EXECUTION_DURATION = "executor.execution.duration";
-
+    public static final String METRIC_EXECUTOR_TASKRUN_CREATED_COUNT = "executor.taskrun.created.count";
+    public static final String METRIC_EXECUTOR_TASKRUN_CREATED_COUNT_DESCRIPTION = "The total number of tasks created by the Executor";
+    public static final String METRIC_EXECUTOR_TASKRUN_ENDED_COUNT = "executor.taskrun.ended.count";
+    public static final String METRIC_EXECUTOR_TASKRUN_ENDED_COUNT_DESCRIPTION = "The total number of tasks ended by the Executor";
+    public static final String METRIC_EXECUTOR_TASKRUN_ENDED_DURATION = "executor.taskrun.ended.duration";
+    public static final String METRIC_EXECUTOR_TASKRUN_ENDED_DURATION_DESCRIPTION = "Task duration inside the Executor";
+    public static final String METRIC_EXECUTOR_EXECUTION_STARTED_COUNT = "executor.execution.started.count";
+    public static final String METRIC_EXECUTOR_EXECUTION_STARTED_COUNT_DESCRIPTION = "The total number of executions started by the Executor";
+    public static final String METRIC_EXECUTOR_EXECUTION_END_COUNT = "executor.execution.end.count";
+    public static final String METRIC_EXECUTOR_EXECUTION_END_COUNT_DESCRIPTION = "The total number of executions ended by the Executor";
+    public static final String METRIC_EXECUTOR_EXECUTION_DURATION = "executor.execution.duration";
+    public static final String METRIC_EXECUTOR_EXECUTION_DURATION_DESCRIPTION = "Execution duration inside the Executor";
+    public static final String METRIC_EXECUTOR_EXECUTION_MESSAGE_PROCESS_DURATION = "executor.execution.message.process";
+    public static final String METRIC_EXECUTOR_EXECUTION_MESSAGE_PROCESS_DURATION_DESCRIPTION = "Duration of a single execution message processed by the Executor";
     public static final String METRIC_INDEXER_REQUEST_COUNT = "indexer.request.count";
+    public static final String METRIC_INDEXER_REQUEST_COUNT_DESCRIPTION = "Total number of batches of records received by the Indexer";
     public static final String METRIC_INDEXER_REQUEST_DURATION = "indexer.request.duration";
+    public static final String METRIC_INDEXER_REQUEST_DURATION_DESCRIPTION = "Batch of records duration inside the Indexer";
     public static final String METRIC_INDEXER_REQUEST_RETRY_COUNT = "indexer.request.retry.count";
+    public static final String METRIC_INDEXER_REQUEST_RETRY_COUNT_DESCRIPTION = "Total number of batches of records retries by the Indexer";
     public static final String METRIC_INDEXER_SERVER_DURATION = "indexer.server.duration";
+    public static final String METRIC_INDEXER_SERVER_DURATION_DESCRIPTION = "Batch of records indexation duration";
     public static final String METRIC_INDEXER_MESSAGE_FAILED_COUNT = "indexer.message.failed.count";
+    public static final String METRIC_INDEXER_MESSAGE_FAILED_COUNT_DESCRIPTION = "Total number of records which failed to be indexed by the Indexer";
     public static final String METRIC_INDEXER_MESSAGE_IN_COUNT = "indexer.message.in.count";
+    public static final String METRIC_INDEXER_MESSAGE_IN_COUNT_DESCRIPTION = "Total number of records received by the Indexer";
     public static final String METRIC_INDEXER_MESSAGE_OUT_COUNT = "indexer.message.out.count";
+    public static final String METRIC_INDEXER_MESSAGE_OUT_COUNT_DESCRIPTION = "Total number of records indexed by the Indexer";
 
-    public static final String SCHEDULER_LOOP_COUNT = "scheduler.loop.count";
-    public static final String SCHEDULER_TRIGGER_COUNT = "scheduler.trigger.count";
-    public static final String SCHEDULER_TRIGGER_DELAY_DURATION = "scheduler.trigger.delay.duration";
-    public static final String SCHEDULER_EVALUATE_COUNT = "scheduler.evaluate.count";
-    public static final String SCHEDULER_EXECUTION_RUNNING_DURATION = "scheduler.execution.running.duration";
-    public static final String SCHEDULER_EXECUTION_MISSING_DURATION = "scheduler.execution.missing.duration";
+    public static final String METRIC_SCHEDULER_LOOP_COUNT = "scheduler.loop.count";
+    public static final String METRIC_SCHEDULER_LOOP_COUNT_DESCRIPTION = "Total number of evaluation loops executed by the Scheduler";
+    public static final String METRIC_SCHEDULER_TRIGGER_COUNT = "scheduler.trigger.count";
+    public static final String METRIC_SCHEDULER_TRIGGER_COUNT_DESCRIPTION = "Total number of executions triggered by the Scheduler";
+    public static final String METRIC_SCHEDULER_TRIGGER_DELAY_DURATION = "scheduler.trigger.delay.duration";
+    public static final String METRIC_SCHEDULER_TRIGGER_DELAY_DURATION_DESCRIPTION = "Trigger delay duration inside the Scheduler";
+    public static final String METRIC_SCHEDULER_EVALUATE_COUNT = "scheduler.evaluate.count";
+    public static final String METRIC_SCHEDULER_EVALUATE_COUNT_DESCRIPTION = "Total number of triggers evaluated by the Scheduler";
+    public static final String METRIC_SCHEDULER_EXECUTION_LOCK_DURATION = "scheduler.execution.lock.duration";
+    public static final String METRIC_SCHEDULER_EXECUTION_LOCK_DURATION_DESCRIPTION = "Trigger lock duration waiting for an execution to be terminated";
+    public static final String METRIC_SCHEDULER_EXECUTION_MISSING_DURATION = "scheduler.execution.missing.duration";
+    public static final String METRIC_SCHEDULER_EXECUTION_MISSING_DURATION_DESCRIPTION = "Missing execution duration inside the Scheduler. A missing execution is an execution that was triggered by the Scheduler but not yet started by the Executor";
+    public static final String METRIC_SCHEDULER_EVALUATION_LOOP_DURATION = "scheduler.evaluation.loop.duration";
+    public static final String METRIC_SCHEDULER_EVALUATION_LOOP_DURATION_DESCRIPTION = "Trigger evaluation loop duration inside the Scheduler";
 
-    public static final String STREAMS_STATE_COUNT = "stream.state.count";
+    public static final String METRIC_STREAMS_STATE_COUNT = "stream.state.count";
+    public static final String METRIC_STREAMS_STATE_COUNT_DESCRIPTION = "Number of Kafka Stream applications by state";
 
-    public static final String JDBC_QUERY_DURATION = "jdbc.query.duration";
+    public static final String METRIC_JDBC_QUERY_DURATION = "jdbc.query.duration";
+    public static final String METRIC_JDBC_QUERY_DURATION_DESCRIPTION = "Duration of database queries";
 
-    public static final String QUEUE_BIG_MESSAGE_COUNT = "queue.big_message.count";
+    public static final String METRIC_QUEUE_BIG_MESSAGE_COUNT = "queue.big_message.count";
+    public static final String METRIC_QUEUE_BIG_MESSAGE_COUNT_DESCRIPTION = "Total number of big messages";
 
     public static final String TAG_TASK_TYPE = "task_type";
     public static final String TAG_TRIGGER_TYPE = "trigger_type";
@@ -84,47 +123,64 @@ public class MetricRegistry {
      * Tracks a monotonically increasing value.
      *
      * @param name The base metric name
+     * @param description The metric description
      * @param tags MUST be an even number of arguments representing key/value pairs of tags.
      * @return A new or existing counter.
      */
-    public Counter counter(String name, String... tags) {
-        return this.meterRegistry.counter(metricName(name), tags);
+    public Counter counter(String name, String description, String... tags) {
+        return Counter.builder(metricName(name))
+            .description(description)
+            .tags(tags)
+            .register(this.meterRegistry);
     }
 
     /**
      * Register a gauge that reports the value of the {@link Number}.
      *
      * @param name   Name of the gauge being registered.
+     * @param description The metric description
      * @param number Thread-safe implementation of {@link Number} used to access the value.
      * @param tags   Sequence of dimensions for breaking down the name.
      * @param <T>    The type of the number from which the gauge value is extracted.
      * @return The number that was passed in so the registration can be done as part of an assignment
      * statement.
      */
-    public <T extends Number> T gauge(String name, T number, String... tags) {
-        return this.meterRegistry.gauge(metricName(name), Tags.of(tags), number);
+    public <T extends Number> T gauge(String name, String description, T number, String... tags) {
+        Gauge.builder(metricName(name), () -> number)
+            .description(description)
+            .tags(tags)
+            .register(this.meterRegistry);
+        return number;
     }
 
     /**
      * Measures the time taken for short tasks and the count of these tasks.
      *
      * @param name The base metric name
+     * @param description The metric description
      * @param tags MUST be an even number of arguments representing key/value pairs of tags.
      * @return A new or existing timer.
      */
-    public Timer timer(String name, String... tags) {
-        return this.meterRegistry.timer(metricName(name), tags);
+    public Timer timer(String name, String description, String... tags) {
+        return Timer.builder(metricName(name))
+            .description(description)
+            .tags(tags)
+            .register(this.meterRegistry);
     }
 
     /**
      * Measures the distribution of samples.
      *
      * @param name The base metric name
+     * @param description The metric description
      * @param tags MUST be an even number of arguments representing key/value pairs of tags.
      * @return A new or existing distribution summary.
      */
-    public DistributionSummary summary(String name, String... tags) {
-        return this.meterRegistry.summary(metricName(name), tags);
+    public DistributionSummary summary(String name, String description, String... tags) {
+        return DistributionSummary.builder(metricName(name))
+            .description(description)
+            .tags(tags)
+            .register(this.meterRegistry);
     }
 
     /**

core/src/main/java/io/kestra/core/models/Label.java

@@ -19,6 +19,7 @@ public record Label(@NotNull String key, @NotNull String value) {
     public static final String RESTARTED = SYSTEM_PREFIX + "restarted";
     public static final String REPLAY = SYSTEM_PREFIX + "replay";
     public static final String REPLAYED = SYSTEM_PREFIX + "replayed";
+    public static final String SIMULATED_EXECUTION = SYSTEM_PREFIX + "simulatedExecution";
 
     /**
      * Static helper method for converting a list of labels to a nested map.

core/src/main/java/io/kestra/core/models/PluginVersioning.java

@@ -10,7 +10,7 @@ import jakarta.validation.constraints.Pattern;
  */
 public interface PluginVersioning {
 
-    @Pattern(regexp="\\d+\\.\\d+\\.\\d+(-[a-zA-Z0-9]+)?|([a-zA-Z0-9]+)")
+    @Pattern(regexp="\\d+\\.\\d+\\.\\d+(-[a-zA-Z0-9-]+)?|([a-zA-Z0-9]+)")
     @Schema(title = "The version of the plugin to use.")
     String getVersion();
 }

core/src/main/java/io/kestra/core/models/QueryFilter.java

@@ -95,7 +95,7 @@ public record QueryFilter(
         NAMESPACE("namespace") {
             @Override
             public List<Op> supportedOp() {
-                return List.of(Op.EQUALS, Op.NOT_EQUALS, Op.CONTAINS, Op.STARTS_WITH, Op.ENDS_WITH, Op.REGEX);
+                return List.of(Op.EQUALS, Op.NOT_EQUALS, Op.CONTAINS, Op.STARTS_WITH, Op.ENDS_WITH, Op.REGEX, Op.IN);
             }
         },
         LABELS("labels") {

core/src/main/java/io/kestra/core/models/conditions/ConditionContext.java

@@ -1,5 +1,6 @@
 package io.kestra.core.models.conditions;
 
+import io.kestra.core.models.flows.FlowInterface;
 import lombok.*;
 import io.kestra.core.models.executions.Execution;
 import io.kestra.core.models.flows.Flow;
@@ -18,7 +19,7 @@ import jakarta.validation.constraints.NotNull;
 @AllArgsConstructor
 public class ConditionContext {
     @NotNull
-    private Flow flow;
+    private FlowInterface flow;
 
     private Execution execution;
 

core/src/main/java/io/kestra/core/models/executions/AbstractMetricEntry.java

@@ -7,6 +7,7 @@ import io.kestra.core.metrics.MetricRegistry;
 import io.kestra.core.models.executions.metrics.Counter;
 import io.kestra.core.models.executions.metrics.Timer;
 import io.micronaut.core.annotation.Introspected;
+import jakarta.annotation.Nullable;
 import lombok.EqualsAndHashCode;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
@@ -36,12 +37,15 @@ abstract public class AbstractMetricEntry<T> {
     @NotNull
     protected String name;
 
+    protected String description;
+
     protected Map<String, String> tags;
 
     protected Instant timestamp = Instant.now();
 
-    protected AbstractMetricEntry(@NotNull String name, String[] tags) {
+    protected AbstractMetricEntry(@NotNull String name, @Nullable String description, String[] tags) {
         this.name = name;
+        this.description = description;
         this.tags = tagsAsMap(tags);
     }
 
@@ -79,7 +83,7 @@ abstract public class AbstractMetricEntry<T> {
 
     abstract public T getValue();
 
-    abstract public void register(MetricRegistry meterRegistry, String prefix, Map<String, String> tags);
+    abstract public void register(MetricRegistry meterRegistry, String name, @Nullable String description, Map<String, String> tags);
 
     abstract public void increment(T value);
 }

core/src/main/java/io/kestra/core/models/executions/Execution.java

@@ -14,6 +14,7 @@ import io.kestra.core.models.DeletedInterface;
 import io.kestra.core.models.Label;
 import io.kestra.core.models.TenantInterface;
 import io.kestra.core.models.flows.Flow;
+import io.kestra.core.models.flows.FlowInterface;
 import io.kestra.core.models.flows.State;
 import io.kestra.core.models.tasks.ResolvedTask;
 import io.kestra.core.runners.FlowableUtils;
@@ -135,8 +136,8 @@ public class Execution implements DeletedInterface, TenantInterface {
      * @param labels The Flow labels.
      * @return a new {@link Execution}.
      */
-    public static Execution newExecution(final Flow flow,
-        final BiFunction<Flow, Execution, Map<String, Object>> inputs,
+    public static Execution newExecution(final FlowInterface flow,
+        final BiFunction<FlowInterface, Execution, Map<String, Object>> inputs,
         final List<Label> labels,
         final Optional<ZonedDateTime> scheduleDate) {
         Execution execution = builder()

core/src/main/java/io/kestra/core/models/executions/MetricEntry.java

@@ -66,7 +66,7 @@ public class MetricEntry implements DeletedInterface, TenantInterface {
             .taskId(taskRun.getTaskId())
             .taskRunId(taskRun.getId())
             .type(metricEntry.getType())
-            .name(metricEntry.name)
+            .name(metricEntry.getName())
             .tags(metricEntry.getTags())
             .value(computeValue(metricEntry))
             .timestamp(metricEntry.getTimestamp())

core/src/main/java/io/kestra/core/models/executions/metrics/Counter.java

@@ -1,6 +1,7 @@
 package io.kestra.core.models.executions.metrics;
 
 import com.fasterxml.jackson.annotation.JsonInclude;
+import jakarta.annotation.Nullable;
 import lombok.EqualsAndHashCode;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
@@ -17,6 +18,7 @@ import java.util.Map;
 @NoArgsConstructor
 public final class Counter extends AbstractMetricEntry<Double> {
     public static final String TYPE = "counter";
+
     @NotNull
     @JsonInclude
     private final String type = TYPE;
@@ -25,32 +27,48 @@ public final class Counter extends AbstractMetricEntry<Double> {
     @EqualsAndHashCode.Exclude
     private Double value;
 
-    private Counter(@NotNull String name, @NotNull Double value, String... tags) {
-        super(name, tags);
+    private Counter(@NotNull String name, @Nullable String description, @NotNull Double value, String... tags) {
+        super(name, description, tags);
 
         this.value = value;
     }
 
     public static Counter of(@NotNull String name, @NotNull Double value, String... tags) {
-        return new Counter(name, value, tags);
+        return new Counter(name, null, value, tags);
+    }
+
+    public static Counter of(@NotNull String name, @Nullable String description, @NotNull Double value, String... tags) {
+        return new Counter(name, description, value, tags);
     }
 
     public static Counter of(@NotNull String name, @NotNull Integer value, String... tags) {
-        return new Counter(name, (double) value, tags);
+        return new Counter(name, null, (double) value, tags);
+    }
+
+    public static Counter of(@NotNull String name, @Nullable String description, @NotNull Integer value, String... tags) {
+        return new Counter(name, description, (double) value, tags);
     }
 
     public static Counter of(@NotNull String name, @NotNull Long value, String... tags) {
-        return new Counter(name, (double) value, tags);
+        return new Counter(name, null, (double) value, tags);
+    }
+
+    public static Counter of(@NotNull String name, @Nullable String description, @NotNull Long value, String... tags) {
+        return new Counter(name, description, (double) value, tags);
     }
 
     public static Counter of(@NotNull String name, @NotNull Float value, String... tags) {
-        return new Counter(name, (double) value, tags);
+        return new Counter(name, null, (double) value, tags);
+    }
+
+    public static Counter of(@NotNull String name, @Nullable String description, @NotNull Float value, String... tags) {
+        return new Counter(name, description, (double) value, tags);
     }
 
     @Override
-    public void register(MetricRegistry meterRegistry, String prefix, Map<String, String> tags) {
+    public void register(MetricRegistry meterRegistry, String name, String description, Map<String, String> tags) {
         meterRegistry
-            .counter(this.metricName(prefix), this.tagsAsArray(tags))
+            .counter(this.metricName(name), description, this.tagsAsArray(tags))
             .increment(this.value);
     }
 

core/src/main/java/io/kestra/core/models/executions/metrics/Timer.java

@@ -1,6 +1,7 @@
 package io.kestra.core.models.executions.metrics;
 
 import com.fasterxml.jackson.annotation.JsonInclude;
+import jakarta.annotation.Nullable;
 import lombok.EqualsAndHashCode;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
@@ -27,20 +28,24 @@ public class Timer extends AbstractMetricEntry<Duration> {
     @EqualsAndHashCode.Exclude
     private Duration value;
 
-    private Timer(@NotNull String name, @NotNull Duration value, String... tags) {
-        super(name, tags);
+    private Timer(@NotNull String name, @Nullable String description, @NotNull Duration value, String... tags) {
+        super(name, description, tags);
 
         this.value = value;
     }
 
     public static Timer of(@NotNull String name, @NotNull Duration value, String... tags) {
-        return new Timer(name, value, tags);
+        return new Timer(name, null, value, tags);
+    }
+
+    public static Timer of(@NotNull String name, @Nullable String description, @NotNull Duration value, String... tags) {
+        return new Timer(name, description, value, tags);
     }
 
     @Override
-    public void register(MetricRegistry meterRegistry, String prefix, Map<String, String> tags) {
+    public void register(MetricRegistry meterRegistry, String name, String description, Map<String, String> tags) {
         meterRegistry
-            .timer(this.metricName(prefix), this.tagsAsArray(tags))
+            .timer(this.metricName(name), description, this.tagsAsArray(tags))
             .record(this.value);
     }
 

core/src/main/java/io/kestra/core/models/flows/AbstractFlow.java

@@ -1,8 +1,12 @@
 package io.kestra.core.models.flows;
 
-import io.kestra.core.models.DeletedInterface;
-import io.kestra.core.models.TenantInterface;
+import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import io.kestra.core.models.Label;
+import io.kestra.core.serializers.ListOrMapOfLabelDeserializer;
+import io.kestra.core.serializers.ListOrMapOfLabelSerializer;
 import io.swagger.v3.oas.annotations.Hidden;
+import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.validation.Valid;
 import jakarta.validation.constraints.*;
 import lombok.Builder;
@@ -11,11 +15,13 @@ import lombok.NoArgsConstructor;
 import lombok.experimental.SuperBuilder;
 
 import java.util.List;
+import java.util.Map;
 
 @SuperBuilder(toBuilder = true)
 @Getter
 @NoArgsConstructor
-public abstract class AbstractFlow implements DeletedInterface, TenantInterface {
+@JsonDeserialize
+public abstract class AbstractFlow implements FlowInterface {
     @NotNull
     @NotBlank
     @Pattern(regexp = "^[a-zA-Z0-9][a-zA-Z0-9._-]*")
@@ -33,6 +39,9 @@ public abstract class AbstractFlow implements DeletedInterface, TenantInterface
     @Valid
     List<Input<?>> inputs;
 
+    @Valid
+    List<Output> outputs;
+
     @NotNull
     @Builder.Default
     boolean disabled = false;
@@ -46,4 +55,11 @@ public abstract class AbstractFlow implements DeletedInterface, TenantInterface
     @Pattern(regexp = "^[a-z0-9][a-z0-9_-]*")
     String tenantId;
 
+    @JsonSerialize(using = ListOrMapOfLabelSerializer.class)
+    @JsonDeserialize(using = ListOrMapOfLabelDeserializer.class)
+    @Schema(implementation = Object.class, oneOf = {List.class, Map.class})
+    List<Label> labels;
+
+    Map<String, Object> variables;
+
 }

core/src/main/java/io/kestra/core/models/flows/Flow.java

@@ -6,28 +6,20 @@ import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.SerializationFeature;
-import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
-import com.fasterxml.jackson.databind.annotation.JsonSerialize;
 import com.fasterxml.jackson.databind.introspect.AnnotatedMember;
 import com.fasterxml.jackson.databind.introspect.JacksonAnnotationIntrospector;
 import io.kestra.core.exceptions.InternalException;
 import io.kestra.core.models.HasUID;
-import io.kestra.core.models.Label;
 import io.kestra.core.models.annotations.PluginProperty;
-import io.kestra.core.models.executions.Execution;
 import io.kestra.core.models.flows.sla.SLA;
 import io.kestra.core.models.listeners.Listener;
 import io.kestra.core.models.tasks.FlowableTask;
 import io.kestra.core.models.tasks.Task;
 import io.kestra.core.models.tasks.retrys.AbstractRetry;
 import io.kestra.core.models.triggers.AbstractTrigger;
-import io.kestra.core.models.triggers.Trigger;
 import io.kestra.core.models.validations.ManualConstraintViolation;
 import io.kestra.core.serializers.JacksonMapper;
-import io.kestra.core.serializers.ListOrMapOfLabelDeserializer;
-import io.kestra.core.serializers.ListOrMapOfLabelSerializer;
 import io.kestra.core.services.FlowService;
-import io.kestra.core.utils.IdUtils;
 import io.kestra.core.utils.ListUtils;
 import io.kestra.core.validations.FlowValidation;
 import io.micronaut.core.annotation.Introspected;
@@ -38,11 +30,18 @@ import jakarta.validation.Valid;
 import jakarta.validation.constraints.NotEmpty;
 import lombok.*;
 import lombok.experimental.SuperBuilder;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.util.*;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
+/**
+ * A serializable flow with no source.
+ * <p>
+ * This class is planned for deprecation - use the {@link FlowWithSource}.
+ */
 @SuperBuilder(toBuilder = true)
 @Getter
 @NoArgsConstructor
@@ -67,11 +66,6 @@ public class Flow extends AbstractFlow implements HasUID {
 
     String description;
 
-    @JsonSerialize(using = ListOrMapOfLabelSerializer.class)
-    @JsonDeserialize(using = ListOrMapOfLabelDeserializer.class)
-    @Schema(implementation = Object.class, oneOf = {List.class, Map.class})
-    List<Label> labels;
-
     Map<String, Object> variables;
 
     @Valid
@@ -135,61 +129,6 @@ public class Flow extends AbstractFlow implements HasUID {
     @PluginProperty(beta = true)
     List<SLA> sla;
 
-
-    /** {@inheritDoc **/
-    @Override
-    @JsonIgnore
-    public String uid() {
-        return Flow.uid(this.getTenantId(), this.getNamespace(), this.getId(), Optional.ofNullable(this.revision));
-    }
-
-    @JsonIgnore
-    public String uidWithoutRevision() {
-        return Flow.uidWithoutRevision(this.getTenantId(), this.getNamespace(), this.getId());
-    }
-
-    public static String uid(Execution execution) {
-        return IdUtils.fromParts(
-            execution.getTenantId(),
-            execution.getNamespace(),
-            execution.getFlowId(),
-            String.valueOf(execution.getFlowRevision())
-        );
-    }
-
-    public static String uid(String tenantId, String namespace, String id, Optional<Integer> revision) {
-        return IdUtils.fromParts(
-            tenantId,
-            namespace,
-            id,
-            String.valueOf(revision.orElse(-1))
-        );
-    }
-
-    public static String uidWithoutRevision(String tenantId, String namespace, String id) {
-        return IdUtils.fromParts(
-            tenantId,
-            namespace,
-            id
-        );
-    }
-
-    public static String uid(Trigger trigger) {
-        return IdUtils.fromParts(
-            trigger.getTenantId(),
-            trigger.getNamespace(),
-            trigger.getFlowId()
-        );
-    }
-
-    public static String uidWithoutRevision(Execution execution) {
-        return IdUtils.fromParts(
-            execution.getTenantId(),
-            execution.getNamespace(),
-            execution.getFlowId()
-        );
-    }
-
     public Stream<String> allTypes() {
         return Stream.of(
                 Optional.ofNullable(triggers).orElse(Collections.emptyList()).stream().map(AbstractTrigger::getType),
@@ -341,7 +280,7 @@ public class Flow extends AbstractFlow implements HasUID {
         );
     }
 
-    public boolean equalsWithoutRevision(Flow o) {
+    public boolean equalsWithoutRevision(FlowInterface o) {
         try {
             return WITHOUT_REVISION_OBJECT_MAPPER.writeValueAsString(this).equals(WITHOUT_REVISION_OBJECT_MAPPER.writeValueAsString(o));
         } catch (JsonProcessingException e) {
@@ -381,14 +320,6 @@ public class Flow extends AbstractFlow implements HasUID {
         }
     }
 
-    /**
-     * Convenience method to generate the source of a flow.
-     * Equivalent to <code>FlowService.generateSource(this);</code>
-     */
-    public String generateSource() {
-        return FlowService.generateSource(this);
-    }
-
     public Flow toDeleted() {
         return this.toBuilder()
             .revision(this.revision + 1)
@@ -396,7 +327,13 @@ public class Flow extends AbstractFlow implements HasUID {
             .build();
     }
 
-    public FlowWithSource withSource(String source) {
-        return FlowWithSource.of(this, source);
+    /**
+     * {@inheritDoc}
+     * To be conservative a flow MUST not return any source.
+     */
+    @Override
+    @JsonIgnore
+    public String getSource() {
+        return null;
     }
 }

core/src/main/java/io/kestra/core/models/flows/FlowForExecution.java

@@ -1,7 +1,7 @@
 package io.kestra.core.models.flows;
 
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonProperty;
-import io.kestra.core.models.tasks.Task;
 import io.kestra.core.models.tasks.TaskForExecution;
 import io.kestra.core.models.triggers.AbstractTriggerForExecution;
 import io.kestra.core.utils.ListUtils;
@@ -52,4 +52,10 @@ public class FlowForExecution extends AbstractFlow {
             .deleted(flow.isDeleted())
             .build();
     }
+
+    @JsonIgnore
+    @Override
+    public String getSource() {
+        return null;
+    }
 }

core/src/main/java/io/kestra/core/models/flows/FlowId.java

@@ -0,0 +1,71 @@
+package io.kestra.core.models.flows;
+
+import io.kestra.core.models.executions.Execution;
+import io.kestra.core.models.triggers.Trigger;
+import io.kestra.core.utils.IdUtils;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.util.Optional;
+
+/**
+ * Represents a unique and global identifier for a flow.
+ */
+public interface FlowId {
+
+    String getId();
+
+    String getNamespace();
+
+    Integer getRevision();
+
+    String getTenantId();
+
+
+    static String uid(FlowId flow) {
+        return uid(flow.getTenantId(), flow.getNamespace(), flow.getId(), Optional.ofNullable(flow.getRevision()));
+    }
+
+    static String uid(String tenantId, String namespace, String id, Optional<Integer> revision) {
+        return of(tenantId, namespace, id, revision.orElse(-1)).toString();
+    }
+
+    static String uidWithoutRevision(FlowId flow) {
+        return of(flow.getTenantId(), flow.getNamespace(), flow.getId(), null).toString();
+    }
+
+    static String uidWithoutRevision(String tenantId, String namespace, String id) {
+        return of(tenantId, namespace, id,null).toString();
+    }
+
+    static String uid(Trigger trigger) {
+        return of(trigger.getTenantId(), trigger.getNamespace(), trigger.getFlowId(), null).toString();
+    }
+
+    static String uidWithoutRevision(Execution execution) {
+        return of(execution.getTenantId(), execution.getNamespace(), execution.getFlowId(), null).toString();
+    }
+
+    /**
+     * Static helper method for constructing a new {@link FlowId}.
+     *
+     * @return   a new {@link FlowId}.
+     */
+    static FlowId of(String tenantId, String namespace, String id, Integer revision) {
+        return new Default(tenantId, namespace, id, revision);
+    }
+
+    @Getter
+    @AllArgsConstructor
+    class Default implements FlowId {
+        private final String tenantId;
+        private final String namespace;
+        private final String id;
+        private final Integer revision;
+
+        @Override
+        public String toString() {
+            return IdUtils.fromParts(tenantId, namespace, id, Optional.ofNullable(revision).map(String::valueOf).orElse(null));
+        }
+    }
+}

core/src/main/java/io/kestra/core/models/flows/FlowInterface.java

@@ -0,0 +1,194 @@
+package io.kestra.core.models.flows;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
+import io.kestra.core.models.DeletedInterface;
+import io.kestra.core.models.HasSource;
+import io.kestra.core.models.HasUID;
+import io.kestra.core.models.Label;
+import io.kestra.core.models.TenantInterface;
+import io.kestra.core.models.flows.sla.SLA;
+import io.kestra.core.serializers.JacksonMapper;
+
+import java.util.AbstractMap;
+import java.util.Collection;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.regex.Pattern;
+import java.util.stream.Collectors;
+
+/**
+ * The base interface for FLow.
+ */
+@JsonDeserialize(as = GenericFlow.class)
+public interface FlowInterface extends FlowId, DeletedInterface, TenantInterface, HasUID, HasSource {
+
+    Pattern YAML_REVISION_MATCHER = Pattern.compile("(?m)^revision: \\d+\n?");
+
+    boolean isDisabled();
+
+    boolean isDeleted();
+
+    List<Label> getLabels();
+
+    List<Input<?>> getInputs();
+
+    List<Output> getOutputs();
+
+    Map<String, Object> getVariables();
+
+    default Concurrency getConcurrency() {
+        return null;
+    }
+
+    default List<SLA> getSla() {
+        return List.of();
+    }
+
+    String getSource();
+
+    @Override
+    @JsonIgnore
+    default String source() {
+        return getSource();
+    }
+
+    @Override
+    @JsonIgnore
+    default String uid() {
+        return FlowId.uid(this);
+    }
+
+    @JsonIgnore
+    default String uidWithoutRevision() {
+        return FlowId.uidWithoutRevision(this);
+    }
+
+    /**
+     * Checks whether this flow is equals to the given flow.
+     * <p>
+     * This method is used to compare if two flow revisions are equal.
+     *
+     * @param flow  The flow to compare.
+     * @return {@code true} if both flows are the same. Otherwise {@code false}
+     */
+    @JsonIgnore
+    default boolean isSameWithSource(final FlowInterface flow) {
+        return
+            Objects.equals(this.uidWithoutRevision(), flow.uidWithoutRevision()) &&
+                Objects.equals(this.isDeleted(), flow.isDeleted()) &&
+                Objects.equals(this.isDisabled(), flow.isDisabled()) &&
+                Objects.equals(sourceWithoutRevision(this.getSource()), sourceWithoutRevision(flow.getSource()));
+    }
+
+    /**
+     * Checks whether this flow matches the given {@link FlowId}.
+     *
+     * @param that  The {@link FlowId}.
+     * @return {@code true} if the passed id matches this flow.
+     */
+    @JsonIgnore
+    default boolean isSameId(FlowId that) {
+        if (that == null) return false;
+        return
+            Objects.equals(this.getTenantId(), that.getTenantId()) &&
+            Objects.equals(this.getNamespace(), that.getNamespace()) &&
+            Objects.equals(this.getId(), that.getId());
+    }
+
+    /**
+     * Static method for removing the 'revision' field from a flow.
+     *
+     * @param source    The source.
+     * @return  The source without revision.
+     */
+    static String sourceWithoutRevision(final String source) {
+        return YAML_REVISION_MATCHER.matcher(source).replaceFirst("");
+    }
+
+    /**
+     * Returns the source code for this flow or generate one if {@code null}.
+     * <p>
+     * This method must only be used for testing purpose or for handling backward-compatibility.
+     *
+     * @return the sourcecode.
+     */
+    default String sourceOrGenerateIfNull() {
+        return getSource() != null ? getSource() : SourceGenerator.generate(this);
+    }
+
+    /**
+     * Static helper class for generating source_code from a {@link FlowInterface} object.
+     *
+     * <p>
+     * This class must only be used for testing purpose or for handling backward-compatibility.
+     */
+    class SourceGenerator {
+        private static final ObjectMapper NON_DEFAULT_OBJECT_MAPPER = JacksonMapper.ofJson()
+            .copy()
+            .setSerializationInclusion(JsonInclude.Include.NON_DEFAULT);
+
+        static String generate(final FlowInterface flow) {
+            try {
+                String json = NON_DEFAULT_OBJECT_MAPPER.writeValueAsString(flow);
+
+                Object map = SourceGenerator.fixSnakeYaml(JacksonMapper.toMap(json));
+
+                String source = JacksonMapper.ofYaml().writeValueAsString(map);
+
+                // remove the revision from the generated source
+                return sourceWithoutRevision(source);
+            } catch (JsonProcessingException e) {
+                return null;
+            }
+        }
+
+        /**
+         * Dirty hack but only concern previous flow with no source code in org.yaml.snakeyaml.emitter.Emitter:
+         * <pre>
+         * if (previousSpace) {
+         *   spaceBreak = true;
+         * }
+         * </pre>
+         * This control will detect ` \n` as a no valid entry on a string and will break the multiline to transform in single line
+         *
+         * @param object the object to fix
+         * @return the modified object
+         */
+        private static Object fixSnakeYaml(Object object) {
+            if (object instanceof Map<?, ?> mapValue) {
+                return mapValue
+                    .entrySet()
+                    .stream()
+                    .map(entry -> new AbstractMap.SimpleEntry<>(
+                        fixSnakeYaml(entry.getKey()),
+                        fixSnakeYaml(entry.getValue())
+                    ))
+                    .filter(entry -> entry.getValue() != null)
+                    .collect(Collectors.toMap(
+                        Map.Entry::getKey,
+                        Map.Entry::getValue,
+                        (u, v) -> {
+                            throw new IllegalStateException(String.format("Duplicate key %s", u));
+                        },
+                        LinkedHashMap::new
+                    ));
+            } else if (object instanceof Collection<?> collectionValue) {
+                return collectionValue
+                    .stream()
+                    .map(SourceGenerator::fixSnakeYaml)
+                    .toList();
+            } else if (object instanceof String item) {
+                if (item.contains("\n")) {
+                    return item.replaceAll("\\s+\\n", "\\\n");
+                }
+            }
+            return object;
+        }
+    }
+}

core/src/main/java/io/kestra/core/models/flows/FlowWithException.java

@@ -1,14 +1,16 @@
 package io.kestra.core.models.flows;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import io.kestra.core.models.executions.Execution;
+import io.kestra.core.serializers.JacksonMapper;
 import io.micronaut.core.annotation.Introspected;
 import lombok.EqualsAndHashCode;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.ToString;
 import lombok.experimental.SuperBuilder;
+import org.slf4j.Logger;
 
+import java.io.IOException;
 import java.util.List;
 import java.util.Optional;
 
@@ -21,11 +23,48 @@ import java.util.Optional;
 public class FlowWithException extends FlowWithSource {
     String exception;
 
+    public static FlowWithException from(final FlowInterface flow, final Exception exception) {
+        return FlowWithException.builder()
+            .id(flow.getId())
+            .tenantId(flow.getTenantId())
+            .namespace(flow.getNamespace())
+            .revision(flow.getRevision())
+            .deleted(flow.isDeleted())
+            .exception(exception.getMessage())
+            .tasks(List.of())
+            .source(flow.getSource())
+            .build();
+    }
+
+    public static Optional<FlowWithException> from(final String source, final Exception exception, final Logger log) {
+        log.error("Unable to deserialize a flow: {}", exception.getMessage());
+        try {
+            var jsonNode = JacksonMapper.ofJson().readTree(source);
+            return FlowWithException.from(jsonNode, exception);
+        } catch (IOException e) {
+            // if we cannot create a FlowWithException, ignore the message
+            log.error("Unexpected exception when trying to handle a deserialization error", e);
+            return Optional.empty();
+        }
+    }
+
     public static Optional<FlowWithException> from(JsonNode jsonNode, Exception exception) {
         if (jsonNode.hasNonNull("id") && jsonNode.hasNonNull("namespace")) {
+
+            final String tenantId;
+            if (jsonNode.hasNonNull("tenant_id")) {
+                // JsonNode is from database
+                tenantId = jsonNode.get("tenant_id").asText();
+            } else if (jsonNode.hasNonNull("tenantId")) {
+                // JsonNode is from queue
+                tenantId = jsonNode.get("tenantId").asText();
+            } else {
+                tenantId = null;
+            }
+
             var flow = FlowWithException.builder()
                 .id(jsonNode.get("id").asText())
-                .tenantId(jsonNode.hasNonNull("tenant_id") ? jsonNode.get("tenant_id").asText() : null)
+                .tenantId(tenantId)
                 .namespace(jsonNode.get("namespace").asText())
                 .revision(jsonNode.hasNonNull("revision") ? jsonNode.get("revision").asInt() : 1)
                 .deleted(jsonNode.hasNonNull("deleted") && jsonNode.get("deleted").asBoolean())
@@ -39,4 +78,10 @@ public class FlowWithException extends FlowWithSource {
         // if there is no id and namespace, we return null as we cannot create a meaningful FlowWithException
         return Optional.empty();
     }
+
+    /** {@inheritDoc} **/
+    @Override
+    public Flow toFlow() {
+        return this;
+    }
 }

core/src/main/java/io/kestra/core/models/flows/FlowWithPath.java

@@ -18,22 +18,14 @@ import lombok.experimental.SuperBuilder;
 @EqualsAndHashCode
 @FlowValidation
 public class FlowWithPath {
-    private FlowWithSource flow;
+    private FlowInterface flow;
     @Nullable
     private String tenantId;
     private String id;
     private String namespace;
     private String path;
 
-    public static FlowWithPath of(FlowWithSource flow, String path) {
-        return FlowWithPath.builder()
-            .id(flow.getId())
-            .namespace(flow.getNamespace())
-            .path(path)
-            .build();
-    }
-
-    public static FlowWithPath of(Flow flow, String path) {
+    public static FlowWithPath of(FlowInterface flow, String path) {
         return FlowWithPath.builder()
             .id(flow.getId())
             .namespace(flow.getNamespace())

core/src/main/java/io/kestra/core/models/flows/FlowWithSource.java

@@ -1,18 +1,22 @@
 package io.kestra.core.models.flows;
 
-import io.kestra.core.models.HasSource;
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import io.micronaut.core.annotation.Introspected;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.ToString;
 import lombok.experimental.SuperBuilder;
 
+import java.util.Objects;
+import java.util.regex.Pattern;
+
 @SuperBuilder(toBuilder = true)
 @Getter
 @NoArgsConstructor
 @Introspected
 @ToString
-public class FlowWithSource extends Flow implements HasSource {
+public class FlowWithSource extends Flow {
+
     String source;
 
     @SuppressWarnings("deprecation")
@@ -42,15 +46,13 @@ public class FlowWithSource extends Flow implements HasSource {
             .build();
     }
 
-    private static String cleanupSource(String source) {
-        return source.replaceFirst("(?m)^revision: \\d+\n?","");
-    }
-
-    public boolean equals(Flow flow, String flowSource) {
-        return this.equalsWithoutRevision(flow) &&
-            this.source.equals(cleanupSource(flowSource));
+    @Override
+    @JsonIgnore(value = false)
+    public String getSource() {
+        return this.source;
     }
 
+    @Override
     public FlowWithSource toDeleted() {
         return this.toBuilder()
             .revision(this.revision + 1)
@@ -85,10 +87,4 @@ public class FlowWithSource extends Flow implements HasSource {
             .sla(flow.sla)
             .build();
     }
-
-    /** {@inheritDoc} **/
-    @Override
-    public String source() {
-        return getSource();
-    }
 }

core/src/main/java/io/kestra/core/models/flows/GenericFlow.java

@@ -0,0 +1,99 @@
+package io.kestra.core.models.flows;
+
+import com.fasterxml.jackson.annotation.JsonAnyGetter;
+import com.fasterxml.jackson.annotation.JsonAnySetter;
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import com.google.common.annotations.VisibleForTesting;
+import io.kestra.core.exceptions.DeserializationException;
+import io.kestra.core.models.HasUID;
+import io.kestra.core.models.Label;
+import io.kestra.core.models.flows.sla.SLA;
+import io.kestra.core.models.tasks.GenericTask;
+import io.kestra.core.models.triggers.GenericTrigger;
+import io.kestra.core.serializers.ListOrMapOfLabelDeserializer;
+import io.kestra.core.serializers.ListOrMapOfLabelSerializer;
+import io.kestra.core.serializers.YamlParser;
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.experimental.SuperBuilder;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+
+/**
+ * Represents an un-typed {@link FlowInterface} implementation for which
+ * most properties are backed by a {@link Map}.
+ *
+ * <p>
+ * This implementation should be preferred over other implementations when
+ * no direct access to tasks and triggers is required.
+ */
+@SuperBuilder(toBuilder = true)
+@Getter
+@NoArgsConstructor
+@JsonDeserialize
+public class GenericFlow extends AbstractFlow implements HasUID {
+    private String source;
+
+    private List<SLA> sla;
+
+    private Concurrency concurrency;
+
+    private List<GenericTask> tasks;
+
+    private List<GenericTrigger> triggers;
+
+    @JsonIgnore
+    @Builder.Default
+    private Map<String, Object> additionalProperties = new HashMap<>();
+
+    /**
+     * Static helper method for constructing a {@link GenericFlow} from {@link FlowInterface}.
+     *
+     * @param flow The flow.
+     * @return a new {@link GenericFlow}
+     * @throws DeserializationException if source cannot be deserialized.
+     */
+    public static GenericFlow of(final FlowInterface flow) throws DeserializationException {
+        return fromYaml(flow.getTenantId(), flow.sourceOrGenerateIfNull());
+    }
+
+    /**
+     * Static helper method for constructing a {@link GenericFlow} from a YAML source.
+     *
+     * @param source The flow YAML source.
+     * @return a new {@link GenericFlow}
+     * @throws DeserializationException if source cannot be deserialized.
+     */
+    public static GenericFlow fromYaml(final String tenantId, final String source) throws DeserializationException {
+        GenericFlow parsed = YamlParser.parse(source, GenericFlow.class);
+        return parsed.toBuilder()
+            .tenantId(tenantId)
+            .source(source)
+            .build();
+    }
+
+    @JsonAnyGetter
+    public Map<String, Object> getAdditionalProperties() {
+        return this.additionalProperties;
+    }
+
+    @JsonAnySetter
+    public void setAdditionalProperty(String name, Object value) {
+        this.additionalProperties.put(name, value);
+    }
+
+    public List<GenericTask> getTasks() {
+        return Optional.ofNullable(tasks).orElse(List.of());
+    }
+
+    public List<GenericTrigger> getTriggers() {
+        return Optional.ofNullable(triggers).orElse(List.of());
+    }
+}

core/src/main/java/io/kestra/core/models/flows/Input.java

@@ -11,7 +11,6 @@ import jakarta.validation.Valid;
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.NotNull;
 import jakarta.validation.constraints.Pattern;
-import jakarta.validation.constraints.Size;
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
@@ -26,6 +25,7 @@ import lombok.experimental.SuperBuilder;
 @JsonSubTypes({
     @JsonSubTypes.Type(value = ArrayInput.class, name = "ARRAY"),
     @JsonSubTypes.Type(value = BooleanInput.class, name = "BOOLEAN"),
+    @JsonSubTypes.Type(value = BoolInput.class, name = "BOOL"),
     @JsonSubTypes.Type(value = DateInput.class, name = "DATE"),
     @JsonSubTypes.Type(value = DateTimeInput.class, name = "DATETIME"),
     @JsonSubTypes.Type(value = DurationInput.class, name = "DURATION"),

core/src/main/java/io/kestra/core/models/flows/State.java

@@ -69,7 +69,7 @@ public class State {
 
     public State withState(Type state) {
         if (this.current == state) {
-            log.warn("Can't change state, already " + current);
+            log.warn("Can't change state, already {}", current);
             return this;
         }
 

core/src/main/java/io/kestra/core/models/flows/Type.java

@@ -14,6 +14,7 @@ public enum Type {
     INT(IntInput.class.getName()),
     FLOAT(FloatInput.class.getName()),
     BOOLEAN(BooleanInput.class.getName()),
+    BOOL(BoolInput.class.getName()),
     DATETIME(DateTimeInput.class.getName()),
     DATE(DateInput.class.getName()),
     TIME(TimeInput.class.getName()),

core/src/main/java/io/kestra/core/models/flows/input/BoolInput.java

@@ -0,0 +1,17 @@
+package io.kestra.core.models.flows.input;
+
+import io.kestra.core.models.flows.Input;
+import jakarta.validation.ConstraintViolationException;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.experimental.SuperBuilder;
+
+@SuperBuilder
+@Getter
+@NoArgsConstructor
+public class BoolInput extends Input<Boolean> {
+    @Override
+    public void validate(Boolean input) throws ConstraintViolationException {
+        // no validation yet
+    }
+}

core/src/main/java/io/kestra/core/models/flows/input/BooleanInput.java

@@ -10,6 +10,7 @@ import jakarta.validation.ConstraintViolationException;
 @SuperBuilder
 @Getter
 @NoArgsConstructor
+@Deprecated
 public class BooleanInput extends Input<Boolean> {
     @Override
     public void validate(Boolean input) throws ConstraintViolationException {

core/src/main/java/io/kestra/core/models/hierarchies/SubflowGraphTask.java

@@ -5,6 +5,7 @@ import io.kestra.core.exceptions.InternalException;
 import io.kestra.core.models.executions.Execution;
 import io.kestra.core.models.executions.TaskRun;
 import io.kestra.core.models.flows.Flow;
+import io.kestra.core.models.flows.FlowInterface;
 import io.kestra.core.models.tasks.*;
 import io.kestra.core.runners.FlowExecutorInterface;
 import io.kestra.core.runners.RunContext;
@@ -52,7 +53,7 @@ public class SubflowGraphTask extends AbstractGraphTask {
         }
 
         @Override
-        public Optional<SubflowExecutionResult> createSubflowExecutionResult(RunContext runContext, TaskRun taskRun, Flow flow, Execution execution) {
+        public Optional<SubflowExecutionResult> createSubflowExecutionResult(RunContext runContext, TaskRun taskRun, FlowInterface flow, Execution execution) {
             return subflowTask.createSubflowExecutionResult(runContext, taskRun, flow, execution);
         }