update github actions. closes #446

.github/workflows/release.yml

@@ -1,20 +1,39 @@
 name: Website Docker Release
 
 on: [ push, pull_request ]
-
-jobs:
-  build:
 
-    runs-on: ubuntu-latest
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
 
+jobs:
+  docker:
+    runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-
-      - name: Build and push Docker images
-        uses: docker/[email protected]
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ vars.DOCKER_ORG || 'faforever' }}/faf-website
+          flavor: latest=false
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - 
+        name: Build Docker Image
+        uses: docker/build-push-action@v5
+      -
+        name: Login to Docker Hub
+        uses: docker/login-action@v3
+        if: ${{ github.ref_name == 'develop' || startsWith(github.ref, 'refs/tags') }}
         with:
           username: ${{ secrets.DOCKER_USERNAME }}
           password: ${{ secrets.DOCKER_PASSWORD }}
-          repository: faforever/faf-website
-          push: ${{ github.ref == 'refs/heads/develop' || startsWith(github.ref, 'refs/tags') }}
-          tag_with_ref: true
+      -
+        name: Push Docker Image
+        uses: docker/build-push-action@v5
+        if: ${{ github.ref_name == 'develop' || startsWith(github.ref, 'refs/tags') }}
+        with:
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}