name: Build and Release Lindbergh

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master

permissions:
  contents: write

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Build Docker image
        run: |
          docker build --target lindbergh-build -t lindbergh-loader .

      - name: Extract build artifacts
        run: |
          docker create --name lindbergh-builder lindbergh-loader
          docker cp lindbergh-builder:/output ./build
          docker rm lindbergh-builder

      - name: Archive build directory
        uses: actions/upload-artifact@v3
        with:
          name: build-output
          path: ./build

  release:
    if: github.event_name == 'push'
    needs: build
    runs-on: ubuntu-latest
    steps:
      - name: Download build artifact
        uses: actions/download-artifact@v3
        with:
          name: build-output
          path: ./build

      - name: Create Release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: v${{ github.run_number }}
          release_name: "Lindbergh Loader v${{ github.run_number }}"
          draft: false
          prerelease: false

      - name: Upload Release Asset
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ steps.create_release.outputs.upload_url }}
          asset_path: ./build
          asset_name: build.tar.gz
          asset_content_type: application/gzip