chore: add job for smoke tests matrix check and pr checks refactoring

.github/workflows/playwright-docker.yml

@@ -165,11 +165,6 @@ jobs:
     if: always()
     steps:
       - name: Check matrix job status
-        # This step will fail if any of the matrix jobs failed
-        run: |
-          if [ "${{ contains(needs.playwright-tests.result, 'failure') }}" = "true" ]; then
-            echo "One or more jobs in the E2E testing matrix failed"
-            exit 1
-          else
-            echo "All E2E test jobs succeeded"
-          fi
+        uses: grafana/plugin-ci-workflows/actions/internal/check-matrix-status@main
+        with:
+          results: ${{ needs.playwright-tests.result }}

.github/workflows/playwright.yml

@@ -249,11 +249,6 @@ jobs:
     if: always()
     steps:
       - name: Check matrix job status
-        # This step will fail if any of the matrix jobs failed
-        run: |
-          if [ "${{ contains(needs.playwright-tests.result, 'failure') }}" = "true" ]; then
-            echo "One or more jobs in the E2E testing matrix failed"
-            exit 1
-          else
-            echo "All E2E test jobs succeeded"
-          fi
+        uses: grafana/plugin-ci-workflows/actions/internal/check-matrix-status@main
+        with:
+          results: ${{ needs.playwright-tests.result }}

.github/workflows/test-ci.yml → .github/workflows/pr-checks-test-ci.yml

@@ -61,3 +61,14 @@ jobs:
       run-playwright: false
 
       run-plugin-validator: true
+
+  check-matrix-status:
+    name: Check smoke tests matrix status
+    needs: ci
+    runs-on: ubuntu-arm64-small
+    if: always()
+    steps:
+      - name: Check matrix status
+        uses: grafana/plugin-ci-workflows/actions/internal/check-matrix-status@main
+        with:
+          results: ${{ needs.ci.result }}

actions/internal/check-matrix-status/action.yml

@@ -0,0 +1,23 @@
+name: Check matrix status
+description: Check the status of a matrix of jobs and fail if any have failed.
+
+inputs:
+  results:
+    description: |
+      The results of the matrix jobs to check.
+      Usually set from the `needs` context, like this: `needs.ci.result`
+    required: true
+    type: string
+
+runs:
+  using: composite
+  steps:
+    - name: Check matrix job status
+      run: |
+        if [ "${{ contains(inputs.results, 'failure') }}" = "true" ]; then
+          echo "One or more jobs in the matrix failed"
+          exit 1
+        else
+          echo "All jobs in the matrix have succeeded"
+        fi
+      shell: bash