name: Docker-in-Docker Example
run-name: Docker-in-Docker Example

on: [push]

jobs:
  docker-example:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        
      - name: Show environment
        run: |
          echo "JOB_CONTAINER_NAME: ${JOB_CONTAINER_NAME}"
          echo "GITHUB_WORKSPACE: ${GITHUB_WORKSPACE}"
          
      - name: Test Docker with volumes-from
        run: |
          # Create a test file
          echo "Hello from Gitea Actions!" > test.txt
          
          # Run Docker container with proper volume sharing
          docker run --rm \
            --volumes-from="${JOB_CONTAINER_NAME}" \
            alpine:latest sh -c "cd ${GITHUB_WORKSPACE} && cat test.txt"
            
      - name: Build and run custom image
        run: |
          # Create a simple Dockerfile
          cat > Dockerfile << 'EOF'
          FROM alpine:latest
          WORKDIR /app
          CMD ["sh", "-c", "echo 'Container started!' && ls -la"]
          EOF
          
          # Build the image
          docker build -t test-app:latest .
          
          # Run with volume sharing
          docker run --rm \
            --volumes-from="${JOB_CONTAINER_NAME}" \
            -w "${GITHUB_WORKSPACE}" \
            test-app:latest