update

.github/workflows/docker.yml

@@ -0,0 +1,30 @@
+name: Build and Push to GHCR
+
+on:
+  push:
+    branches:
+      - main  # 当推送到 main 分支时触发
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Check out code
+      uses: actions/checkout@v3
+
+    - name: Login to GitHub Container Registry
+      uses: docker/login-action@v1
+      with:
+        registry: ghcr.io
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Build and push Docker image
+      uses: docker/build-push-action@v2
+      with:
+        context: .
+        file: ./Dockerfile
+        push: true
+        tags: ghcr.io/${{ github.repository }}:latest
+