Build docker container only on tag

.github/workflows/build.yml

@@ -2,6 +2,8 @@ name: Build
 
 on:
   push:
+    branches:
+      - 'sbdi-dev'
     tags:
       - 'v*'
 
@@ -33,19 +35,22 @@ jobs:
           path: build/libs
 
       - name: Log in to the Container registry
+        if: github.event_name == 'push' && contains(github.ref, 'refs/tags/')
         uses: docker/login-action@v2
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Extract metadata (tags, labels) for Docker
+        if: github.event_name == 'push' && contains(github.ref, 'refs/tags/')
         id: meta
         uses: docker/metadata-action@v4
         with:
           images: ghcr.io/${{ github.repository }}
 
       - name: Build and push Docker image
+        if: github.event_name == 'push' && contains(github.ref, 'refs/tags/')
         uses: docker/build-push-action@v4
         with:
           context: .