Update docker/build-push-action action to v7

.github/workflows/publish-container.yml

@@ -35,14 +35,14 @@ jobs:
         uses: docker/setup-buildx-action@v3
 
       - name: Login to GitHub Packages Docker Registry
-        uses: docker/login-action@v4
+        uses: docker/login-action@v3
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Build / push
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         with:
           context: .
           file: ./Dockerfile