name: example-docker-push

# 示例：演示 act_runner 的 docker.sock 能力（构建并推送镜像到 Nexus docker-hosted）
# 需要仓库 Settings -> Actions Secrets 配置：
#   NEXUS_USER   = admin
#   NEXUS_PASSWORD = <nexus admin password>
# 手动触发（Actions 页面 -> Run workflow），不会自动跑。
on:
  workflow_dispatch:
    inputs:
      tag:
        description: 'image tag to push'
        required: false
        default: 'demo'

jobs:
  docker-build-push:
    runs-on: ubuntu-latest
    # docker:24 自带 docker CLI，复用宿主 docker daemon（act_runner 已挂载 docker.sock）
    container:
      image: docker:24
    steps:
      - uses: actions/checkout@v4

      - name: Login to Nexus docker registry
        run: echo "${{ secrets.NEXUS_PASSWORD }}" | docker login nexus:8083 -u ${{ secrets.NEXUS_USER }}

      - name: Build image (front nginx)
        run: docker build -t nexus:8083/docker-hosted/userbase-front:${{ inputs.tag }} -f front/docker/Dockerfile front

      - name: Push image
        run: docker push nexus:8083/docker-hosted/userbase-front:${{ inputs.tag }}