ci: add arm image publish (#458)

Signed-off-by: zhuwenxing <wenxing.zhu@zilliz.com>

.github/workflows/release.yaml

@@ -35,6 +35,7 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.RELEASE_TOKEN }}
           GITHUB_HOMEBREW_TOKEN: ${{ secrets.HOMEBREW_TOKEN }}
 
+
   dockerhub:
     runs-on: ubuntu-latest
     needs: goreleaser
@@ -47,13 +48,35 @@ jobs:
         with:
           go-version: 1.18
           cache: true
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
       - uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
-      - name: Build and push Docker image
-        shell: bash
+
+      - name: Get build info
+        id: build_info
         run: |
-          bash build_image.sh
-          docker push milvusdb/milvus-backup:$(git describe --tags --always)
-          docker push milvusdb/milvus-backup:latest
+          echo "VERSION=$(git describe --tags --always)" >> $GITHUB_OUTPUT
+          echo "COMMIT=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
+          echo "DATE=$(date +'%Y-%m-%dT%H:%M:%SZ')" >> $GITHUB_OUTPUT
+
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: |
+            milvusdb/milvus-backup:${{ steps.build_info.outputs.VERSION }}
+            milvusdb/milvus-backup:latest
+          build-args: |
+            VERSION=${{ steps.build_info.outputs.VERSION }}
+            COMMIT=${{ steps.build_info.outputs.COMMIT }}
+            DATE=${{ steps.build_info.outputs.DATE }}