Enable push of Docker image to GHCR

.github/workflows/sonarquest-ci.yml

@@ -29,21 +29,20 @@ jobs:
         run: mvn -f ./sonarQuest-backend/pom.xml --batch-mode --update-snapshots verify 
       - name: Login to GitHub Container Registry
         uses: docker/login-action@v1
-
+        if: github.event_name == 'release'
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: Build and push Docker image
         uses: docker/build-push-action@v2
-
+        if: github.event_name == 'release'
         with:
           context: ./sonarQuest-backend
-          push: true # Login with GitHub token at ghcr at the moment not possible. Packages must be pushed manually with PAT.
+          push: true
           tags: | 
             ghcr.io/viadee/sonarquest-backend:latest
-            ghcr.io/viadee/sonarquest-backend:0.8.0
-
+            ghcr.io/viadee/sonarquest-backend:${{ github.event.release.tag_name }}
             
           
         
@@ -80,17 +79,18 @@ jobs:
         npm test
     - name: Login to GitHub Container Registry
       uses: docker/login-action@v1
+      if: github.event_name == 'release'
       with:
         registry: ghcr.io
         username: ${{ github.repository_owner }}
         password: ${{ secrets.GITHUB_TOKEN }}
     - name: Build and push Docker image
       uses: docker/build-push-action@v2
+      if: github.event_name == 'release'
       with:
         context: ./sonarQuest-frontend
-        push: true # Login with GitHub token at ghcr at the moment not possible. Packages must be pushed manually with PAT.
+        push: true
         tags: | 
             ghcr.io/viadee/sonarquest-frontend:latest
-            ghcr.io/viadee/sonarquest-backend:0.8.0
-
+            ghcr.io/viadee/sonarquest-frontend:${{ github.event.release.tag_name }}