chore: only push images on master and dev by default

.github/workflows/docker.yml

@@ -7,6 +7,8 @@ on:
 
 jobs:
   build-publish:
+    env:
+      SHOULD_PUSH_IMAGE: ${{ (github.event_name == 'push' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/dev')) || github.event_name == 'workflow_dispatch' }}
     runs-on: ubuntu-latest
 
     steps:
@@ -17,7 +19,7 @@ jobs:
         uses: docker/setup-buildx-action@v3
 
       - name: Log into the Docker container registry
-        if: ${{ github.event_name != 'pull_request' }}
+        if: ${{ env.SHOULD_PUSH_IMAGE }}
         uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKER_USERNAME }}
@@ -31,14 +33,14 @@ jobs:
           tags: |
             type=raw,value=latest,enable=${{ github.ref == 'refs/heads/master' }}
             type=raw,value=edge,enable=${{ github.ref == 'refs/heads/dev' }}
-            type=sha
+            type=sha,enable=${{ github.ref != 'refs/heads/master' && github.ref != 'refs/heads/dev' }}
 
       - name: Build and push Docker image
         id: build-and-push
         uses: docker/build-push-action@v5
         with:
           platforms: linux/amd64,linux/arm64
-          push: ${{ github.event_name != 'pull_request' }}
+          push: ${{ env.SHOULD_PUSH_IMAGE }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
           cache-from: type=gha