Preview deploys with translations (#37285)

.github/actions-scripts/prune-for-preview-env.sh

@@ -7,11 +7,6 @@
 #
 # [end-readme]
 
-# Translations are never tested in preview environments
-# but let's keep the empty directory.
-rm -rf translations
-mkdir translations
-
 # The assumption here is that a preview build will not
 # need these legacy redirects. Only the redirects from
 # front-matter will be at play.

.github/workflows/azure-preview-env-deploy.yml

@@ -17,6 +17,12 @@ on:
   # unlike 'pull_request_target', these only have secrets if the pull
   # request creator has permission to access secrets.
   pull_request_target:
+    types:
+      # In case someone puts the 'preview-with-translations' label on the PR
+      - opened
+      - synchronize
+      - reopened
+      - labeled
   merge_group:
   workflow_dispatch:
     inputs:
@@ -28,7 +34,10 @@ on:
         description: 'The commit SHA to build'
         type: string
         required: true
-
+      WITH_TRANSLATIONS:
+        description: 'With translations'
+        required: true
+        type: boolean
 permissions:
   contents: read
   deployments: write
@@ -153,6 +162,26 @@ jobs:
         name: Merge docs-early-access repo's folders
         run: .github/actions-scripts/merge-early-access.sh
 
+      - name: Determine if we should include translations?
+        uses: actions/github-script@d7906e4ad0b1822421a7e6a35d5ca353c962f410
+        id: with-translations
+        with:
+          script: |
+            if (process.env.IS_INTERNAL_BUILD !== 'true') return false
+            if (context.eventName === "workflow_dispatch") {
+              return context.payload.inputs.WITH_TRANSLATIONS === 'true'
+            }
+            // This works for pull_request_target too
+            if (context.payload.pull_request?.labels) {
+              return context.payload.pull_request.labels.map(label => label.name).includes('preview-with-translations')
+            }
+            return false
+
+      - if: ${{ steps.with-translations.outputs.result == 'true' }}
+        uses: ./.github/actions/clone-translations
+        with:
+          token: ${{ secrets.DOCUBOT_REPO_PAT }}
+
       - if: ${{ env.IS_PUBLIC_BUILD == 'true' }}
         name: Check out user code to temp directory
         uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab
@@ -188,7 +217,7 @@ jobs:
         with:
           context: .
           push: true
-          target: preview
+          target: ${{ steps.with-translations.outputs.result == 'true'  && 'production' || 'preview' }}
           tags: ${{ env.DOCKER_IMAGE }}
           # we only pull the `main` cache image
           cache-from: type=registry,ref=${{ secrets.NONPROD_REGISTRY_SERVER }}/${{ github.repository }}:main-preview

azure-preview-env-template.json

@@ -61,10 +61,6 @@
                 {
                   "name": "WEB_CONCURRENCY",
                   "value": "1"
-                },
-                {
-                  "name": "ENABLED_LANGUAGES",
-                  "value": "en"
                 }
               ],
               "resources": {