add arm platform

Author: StrangeGirlMurph

.github/workflows/docker.yml

@@ -21,6 +21,9 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v6
 
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v4
 
@@ -46,8 +49,9 @@ jobs:
         uses: docker/build-push-action@v7
         with:
           context: .
+          platforms: linux/amd64,linux/arm64
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
           cache-from: type=gha
-          cache-to: type=gha,mode=max
+          cache-to: type=gha,mode=max