name: Docker Image CI

on:
  workflow_dispatch:  # 手动触发

# 显式声明权限
permissions:
  packages: write  # 允许写入 packages
  contents: read   # 允许读取仓库内容

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout code
      uses: actions/checkout@v4

    # 设置 Docker Buildx
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3

    # 登录 GitHub Container Registry
    - name: Log in to GitHub Container Registry
      uses: docker/login-action@v3
      with:
        registry: ghcr.io
        username: ${{ github.actor }}  # 你的用户名: zeroornull
        password: ${{ secrets.GITHUB_TOKEN }}

    # 构建并推送 Docker 镜像
    - name: Build and push Docker image
      run: |
        # 使用个人命名空间，镜像名改为 my-docs
        IMAGE_NAME="ghcr.io/zeroornull/my-docs"
        echo "Pushing to: $IMAGE_NAME"
        docker build . --file Dockerfile \
          --tag "$IMAGE_NAME:latest" \
          --tag "$IMAGE_NAME:${{ github.sha }}"
        docker push "$IMAGE_NAME:latest"
        docker push "$IMAGE_NAME:${{ github.sha }}"