name: Test Runner
on: [push]

jobs:
  test-check:
    runs-on: ubuntu-latest
    container:
      image: ubuntu:latest

    steps:
      - name: Say Hello
        run: echo "Testing connection..."

      - name: Install Net Tools
        run: |
          apt-get update
          apt-get install -y iputils-ping

      - name: Install Docker CLI
        run: |
          apt-get update && apt-get install -y docker.io

      - name: Debug Network (Ping Test)
        run: |
          echo "正在嘗試 Ping docker (DinD service)..."
          # 使用 service name "docker" 而不是 container_name "gitea_dind"
          ping -c 3 docker
      
      - name: Test Docker Connection
        run: |
          echo "正在嘗試連線 Docker API..."
          echo "DOCKER_HOST = $DOCKER_HOST"
          docker ps
          echo "成功！可以看到上面的容器列表了！"