name: 构建并推送 Docker 镜像

on:
  push:
    branches:
      - main
    tags:
      - "v*"
  workflow_dispatch:

env:
  REGISTRY: docker.io
  IMAGE_NAME: ${{ secrets.DOCKERHUB_USERNAME }}/SearchGal-Api

jobs:
  build-and-push:
    name: 构建与推送
    runs-on: ubuntu-latest
    permissions:
      contents: read
    
    steps:
      - name: 检出源代码
        uses: actions/checkout@v4

      - name: 设置 QEMU (用于支持多架构构建)
        uses: docker/setup-qemu-action@v3

      - name: 设置 Docker Buildx (增强版构建工具)
        uses: docker/setup-buildx-action@v3

      - name: 登录到 Docker Hub
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: 提取镜像元数据 (生成 Tag 和 Label)
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=ref,event=branch
            type=ref,event=tag
            type=raw,value=latest,enable=${{ github.ref == 'refs/heads/main' }}

      - name: 执行构建并推送镜像
        uses: docker/build-push-action@v6
        with:
          context: .
          push: true
          platforms: linux/amd64,linux/arm64
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}