name: ghcr镜像构建
on:
  workflow_dispatch:
    inputs:
      version:
        description: 'Version number'
        required: true
        default: 'latest'

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      contents: write  # 允许推送和修改仓库文件
      packages: write  # 允许推送到 GHCR
    steps:
      - name: Checkout repository
        uses: actions/checkout@v2

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Cache Docker layers
        uses: actions/cache@v3
        with:
          path: /tmp/.buildx-cache
          key: ${{ runner.os }}-buildx-${{ github.sha }}
          restore-keys: |
            ${{ runner.os }}-buildx-
            
      - name: Log in to GitHub Docker Registry
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
          
      - name: Set version from input
        run: echo "VERSION=${{ github.event.inputs.version }}" >> $GITHUB_ENV

      - name: Build and push Docker image
        run: |
          # 进入 ghproxy 目录，确保 Docker 构建基于该目录
          cd ghproxy

          # 使用 ghproxy 目录作为构建上下文，并明确指定 Dockerfile
          docker buildx build --push \
            --platform linux/amd64,linux/arm64 \
            --tag ghcr.io/${{ github.repository }}:${{ env.VERSION }} \
            --tag ghcr.io/${{ github.repository }}:latest \
            --build-arg VERSION=${{ env.VERSION }} \
            -f Dockerfile .  # 指定 Dockerfile 文件并将上下文设置为当前目录
        env:
          GHCR_PUBLIC: true  # 将镜像设置为公开

      - name: Create GitHub release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ env.VERSION }}
          release_name: ${{ env.VERSION }}
          draft: false
          prerelease: false
          body: |
            ## Changes
            - See the [commit history](https://github.com/${{ github.repository }}/commits/${{ env.VERSION }}) for more details.