support multibuild

.github/workflows/publish.yaml

@@ -1,11 +1,9 @@
 name: Build & publish Docker images
 on:
   push:
-
 env:
   REGISTRY: ghcr.io
   IMAGE_NAME: ${{ github.repository }}
-
 jobs:
   build-and-push-image:
     runs-on: ubuntu-latest
@@ -22,11 +20,16 @@ jobs:
     permissions:
       contents: read
       packages: write
-
     steps:
       - name: Checkout repository
         uses: actions/checkout@v2
 
+      - 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 the Container registry
         uses: docker/login-action@v3
         with:
@@ -46,5 +49,6 @@ jobs:
           context: ${{ matrix.context }}
           file: ${{ matrix.dockerfile }}
           push: true
+          platforms: linux/amd64,linux/arm64
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}