docker.yml

name: Build and Push Docker Image to GHCR

on:
  workflow_dispatch:
    inputs:
      tag:
        description: "Docker image tag (default: latest)"
        required: false
        default: "latest"
      push_latest:
        description: "Push as latest tag"
        required: false
        default: true
        type: boolean
  push:
    branches: ["master"]

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build-and-push:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

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

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

      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Determine tags
        id: tags
        run: |
          # 如果是 workflow_dispatch 事件，使用 inputs.tag，否则使用 'latest'
          if [[ -n "${{ github.event.inputs.tag }}" ]]; then
            TAG="${{ github.event.inputs.tag }}"
          else
            TAG="latest"
          fi
          TAGS="${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${TAG}"
          # 如果是 workflow_dispatch 事件，检查 push_latest 输入
          if [[ -n "${{ github.event.inputs.push_latest }}" ]]; then
            PUSH_LATEST="${{ github.event.inputs.push_latest }}"
          else
            # 对于 push 事件，默认推送 latest 标签
            PUSH_LATEST="true"
          fi
          if [[ "${PUSH_LATEST}" == "true" ]] && [[ "${TAG}" != "latest" ]]; then
            TAGS="${TAGS},${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest"
          fi
          echo "tags=${TAGS}" >> $GITHUB_OUTPUT

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ./Dockerfile
          push: true
          tags: ${{ steps.tags.outputs.tags }}
          cache-from: type=gha
          cache-to: type=gha,mode=max