image.yml

name: Build Release Image

on:
  # 允许在 GitHub UI 上手动触发
  workflow_dispatch:
  # 当一个以 "v" 开头的 tag (e.g., v1.0, v2.3.4) 被推送到仓库时触发
  push:
    tags:
      - 'v*'

jobs:
  build_and_push_release:
    runs-on: ubuntu-latest
    if: github.repository_owner == 'DeePTB-Lab'
    
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository with full history
        uses: actions/checkout@v5
        with:
          # ✅ 关键修改：获取所有历史记录和标签，以便动态版本控制能够工作
          fetch-depth: 0

      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          # metadata-action 会自动处理组织名的大小写问题
          images: |
            ghcr.io/${{ github.repository_owner }}/dpnegf
          tags: |
            # 从 Git 标签中提取语义化版本 (e.g., v1.2.3 -> 1.2.3, 1.2, 1)
            type=semver,pattern={{version}}
            # 只有在手动触发时，才添加 'latest' 标签
            type=raw,value=latest,enable=${{ github.event_name == 'workflow_dispatch' }}

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

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v4
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push Docker image
        uses: docker/build-push-action@v6
        with:
          # 使用上面步骤生成的动态标签和元数据
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          file: Dockerfile
          push: true