Build for both amd64 and arm64

Author: suda

.github/workflows/build-and-push.yml

@@ -45,6 +45,11 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Set up QEMU (amd64, arm64)
+        uses: docker/setup-qemu-action@v3
+        with:
+          platforms: amd64,arm64
+
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
@@ -58,6 +63,7 @@ jobs:
       - name: Build and push (${{ matrix.base_version }})
         run: |
           docker buildx build \
+            --platform linux/amd64,linux/arm64 \
             --build-arg BASE_VERSION=${{ matrix.base_version }} \
             --tag $IMAGE_NAME:${{ matrix.base_version }} \
             --push \