Add ci for next (#1530)

* Add ci for next

* Install deps from the right folder and build the project

* Rename CI job for test next

* Remove all things pyscriptjs

* Remove ESLint job

.github/workflows/test-next.yml

@@ -0,0 +1,73 @@
+name: "[CI] Test Next"
+
+on:
+    push: # Only run on merges into main that modify files under pyscriptjs/ and examples/
+        branches:
+            - next
+        paths:
+            - pyscript.core/**
+            - .github/workflows/test-next.yml # Test that workflow works when changed
+
+    pull_request: # Run on any PR that modifies files under pyscriptjs/ and examples/
+        branches:
+            - next
+        paths:
+            - pyscript.core/**
+            - .github/workflows/test-next.yml # Test that workflow works when changed
+    workflow_dispatch:
+
+jobs:
+    TestNext:
+        runs-on: ubuntu-latest
+        defaults:
+            run:
+                working-directory: pyscript.core
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v3
+
+            - name: Install node
+              uses: actions/setup-node@v3
+              with:
+                  node-version: 20.x
+
+            - name: Cache node modules
+              uses: actions/cache@v3
+              env:
+                  cache-name: cache-node-modules
+              with:
+                  # npm cache files are stored in `~/.npm` on Linux/macOS
+                  path: ~/.npm
+                  key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/package-lock.json') }}
+                  restore-keys: |
+                      ${{ runner.os }}-build-${{ env.cache-name }}-
+                      ${{ runner.os }}-build-
+                      ${{ runner.os }}-
+
+            - name: install next deps
+              working-directory: pyscript.core
+              run: npm i
+
+            - name: build next
+              working-directory: pyscript.core
+              run: npm run build
+
+            - name: Run next tests
+              working-directory: pyscript.core
+              run: npm run test
+
+            # TODO: DO we want to upload next yet?
+            # - uses: actions/upload-artifact@v3
+            #   with:
+            #       name: pyscript
+            #       path: |
+            #           pyscriptjs/build/
+            #       if-no-files-found: error
+            #       retention-days: 7
+
+            # - uses: actions/upload-artifact@v3
+            #   if: success() || failure()
+            #   with:
+            #       name: test_results
+            #       path: pyscriptjs/test_results
+            #       if-no-files-found: error