build(docker): multi-platform, any branch

.github/workflows/docker.yml

@@ -2,10 +2,10 @@ name: Publish Docker image
 
 on:
   push:
-    branches:
+    # branches:
-      - 'main'
+    #   - 'main'
-    tags:
+    # tags:
-      - 'v*'
+    #   - 'v*'
   pull_request:
     branches:
       - 'main'
@@ -21,6 +21,12 @@ jobs:
       - name: Check out the repo
         uses: actions/checkout@v3
 
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
       - name: Log in to Docker Hub
         if: github.event_name != 'pull_request'
         uses: docker/login-action@v2
@@ -53,6 +59,7 @@ jobs:
         uses: docker/build-push-action@v4
         with:
           context: .
+          platforms: linux/amd64,linux/arm64
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}