(baobab) Update CI Helm Lint workflow to include pull request events (#…

…176)

* feat: Add actions workflow to linting helm charts

* feat: Update Helm setup and linting process

* feat: Update helm chart change detection logic

* fix: Fix can't detect changed charts

* feat: Update ci.helm-lint.yaml to set output variable for changed charts

* feat: Stop workflow when lint returned ERROR

* fix: Update Helm lint command to check for "failed" instead of "[ERROR]".

* fix: Fix workflow can't find HEAD~1 git commit

* feat: Make workflow be failed when Lint returned error

* feat: Store failed services to output of workflow

* refactor: Remove unnecessary code in ci.helm-lint.yaml

* feat: Add failed services output to GitHub Actions workflow

* fix: Fix linting script to display failed services

* feat: Update CI Helm Lint workflow to include pull request events

* fix: Remove unnecessary branches from CI workflow

.github/workflows/ci.helm-lint.yaml

@@ -0,0 +1,46 @@
+name: CI Helm Lint
+
+on:
+  workflow_dispatch:
+  pull_request:
+    types:
+      - opened
+    branches:
+      - gcp-baobab-prod
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Run Helm lint
+        uses: WyriHaximus/github-action-helm3@v3
+        id: lint
+        with:
+          exec: |
+            failed_services=""
+            for file in $(git diff --name-only HEAD~1..HEAD); do
+              dir=$(dirname $file)
+              if [ -f "$dir/Chart.yaml" ]; then
+                if ! helm lint $dir; then
+                  failed_services+="'$(basename $dir)', "
+                fi
+              fi
+            done
+
+            if [ -n "$failed_services" ]; then
+              # Remove the trailing comma and space
+              failed_services=${failed_services%??}
+              echo "failed_services=$failed_services" >> $GITHUB_OUTPUT
+            fi
+
+      - name: Failed services
+        if: steps.lint.outputs.failed_services
+        run: |
+          echo "Failed services: ${{ steps.lint.outputs.failed_services }}"
+          exit 1