name: 演示流水线
on: [push]

jobs:
  demo:
    runs-on: ubuntu-latest
    steps:
      - name: 检出代码
        uses: actions/checkout@v4

      - name: 环境信息
        run: |
          echo "✅ 流水线触发成功！"
          echo "📦 提交: ${{ github.sha }}"
          echo "🌿 分支: ${{ github.ref }}"
          echo "💻 运行环境: $(uname -a)"
          echo "🐳 当前目录: $(pwd)"

      - name: 文件列表
        run: ls -la

      - name: 模拟测试
        run: |
          echo "运行单元测试..."
          echo "全部通过 ✅"