diff --git a/.github/workflows/backend-ci-cd.yml b/.github/workflows/backend-ci-cd.yml
new file mode 100644
index 0000000..74fa8f2
--- /dev/null
+++ b/.github/workflows/backend-ci-cd.yml
@@ -0,0 +1,122 @@
+name: Backend CI/CD
+
+on:
+  push:
+    tags:
+      - "v[0-9]+.[0-9]+.[0-9]+*"
+  pull_request:
+    branches:
+      - main
+    paths:
+      - 'backend/**'
+
+env:
+  REGISTRY: chaitin-registry.cn-hangzhou.cr.aliyuncs.com/monkeycode
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: ./backend
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: '1.23'
+
+      - name: Cache Go modules
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.cache/go-build
+            ~/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-
+
+      - name: Download dependencies
+        run: go mod download
+
+      - name: Run tests
+        run: go test -v ./...
+
+      - name: Validate go.mod and go.sum
+        run: |
+          go mod tidy
+          go mod verify
+          if [ -n "$(git status --porcelain)" ]; then
+            echo "go.mod or go.sum files are not up to date"
+            git diff
+            exit 1
+          fi
+
+      - name: Run wire generation
+        run: make wire
+
+      - name: Generate swagger docs
+        run: make swag
+
+  build:
+    needs: test
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: ./backend
+    outputs:
+      version: ${{ steps.get_version.outputs.VERSION }}
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Get version
+        id: get_version
+        run: |
+          VERSION=${GITHUB_REF#refs/tags/}
+          echo "VERSION=${VERSION}" >> $GITHUB_OUTPUT
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to Aliyun Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ secrets.CT_ALIYUN_USER }}
+          password: ${{ secrets.CT_ALIYUN_PASS }}
+
+      - name: Build and push backend image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: ./build/Dockerfile
+          push: ${{ github.event_name != 'pull_request' }}
+          platforms: linux/amd64, linux/arm64
+          tags: |
+            ${{ env.REGISTRY }}/backend:v${{ steps.get_version.outputs.VERSION }}
+            ${{ env.REGISTRY }}/backend:latest
+          build-args: |
+            GOCACHE=/tmp/go-build
+            GOMODCACHE=/tmp/go-mod
+            REPO_COMMIT=${{ github.sha }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+      - name: Build and push nginx image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: ./build/Dockerfile.nginx
+          push: ${{ github.event_name != 'pull_request' }}
+          platforms: linux/amd64, linux/arm64
+          tags: |
+            ${{ env.REGISTRY }}/nginx:v${{ steps.get_version.outputs.VERSION }}
+            ${{ env.REGISTRY }}/nginx:latest
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
\ No newline at end of file