🧪 Integrate a unified alls-green GHA status

.github/workflows/build-and-push-docker-image.yml

@@ -16,11 +16,28 @@ on:   # yamllint disable-line rule:truthy
 jobs:
   smoke-test:
     uses: ./.github/workflows/reusable-smoke-test.yml
+
+  check:  # This job does nothing and is only used for the branch protection
+    if: always()
+
+    needs:
+    - smoke-test
+
+    runs-on: ubuntu-latest
+
+    timeout-minutes: 1
+
+    steps:
+    - name: Decide whether the needed jobs succeeded or failed
+      uses: re-actors/alls-green@release/v1
+      with:
+        jobs: ${{ toJSON(needs) }}
+
   build-and-push:
     if: github.event_name != 'pull_request'
     runs-on: ubuntu-latest
     needs:
-    - smoke-test
+    - check
     timeout-minutes: 10
     steps:
     - uses: actions/checkout@v4