draft.yml

# The present workflow was made based on the following references:
# - https://evilmartians.com/chronicles/build-images-on-github-actions-with-docker-layer-caching
# - https://github.com/docker/build-push-action/blob/master/docs/advanced/cache.md
# - https://github.com/commercialhaskell/stack/blob/master/.github/workflows/integration-tests.yml
---
name: Draft

on:
  push:
    tags:
      - v*

concurrency:
  group: draft-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      contents: write

    steps:
      - name: Checkout
        uses: actions/checkout@v3

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

      - name: Cache Docker layers
        uses: actions/cache@v3
        with:
          path: /tmp/.buildx-cache
          key: ${{ runner.os }}-buildx-${{ github.sha }}
          restore-keys: ${{ runner.os }}-buildx-

      - name: Build Docker image
        uses: docker/build-push-action@v2
        with:
          context: .
          load: true
          tags: ${{ github.repository }}
          cache-from: type=local,src=/tmp/.buildx-cache
          cache-to: type=local,dest=/tmp/.buildx-cache-new,mode=max

      - name: Copy static binary
        run: |
          docker run \
            --entrypoint cp \
            --volume $PWD/bin:/root/bin \
            ${{ github.repository }} \
            /usr/local/bin/hap \
            /root/bin/hap-${{ github.ref_name }}-linux-x86_64-bin

      - name: Change owner before compression
        run: sudo chown $USER:$USER bin/hap-${{ github.ref_name }}-linux-x86_64-bin

      - name: Compress binary
        uses: svenstaro/upx-action@v2
        with:
          file: bin/hap-${{ github.ref_name }}-linux-x86_64-bin
          args: --best --lzma
          strip: true

      - name: Create draft release
        uses: softprops/action-gh-release@v1
        with:
          files: |
            bin/hap-*
            LICENSE
          draft: true

      - name: Move cache
        run: |
          rm -rf /tmp/.buildx-cache
          mv /tmp/.buildx-cache-new /tmp/.buildx-cache