release_tarball.yml

name: Release tarball
on:
 push:
    branches:
      - master

permissions: 
 contents: write

jobs:
 release_tarball:
    runs-on: ubuntu-latest
    steps:

      - name: Checkout code
        uses: actions/checkout@v2

      - name: Fetch submodules
        uses: snickerbockers/submodules-init@v4

      - name: Changelog
        uses: Bullrich/generate-release-changelog@master
        id: changelog
        env:
          REPO: ${{ github.repository }}

      - name: Make tarball
        run: bash ./scripts/make-tarball

      - name: Create Release
        id: create_release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ github.ref_name }}-${{ github.sha }}
          release_name: Nightly
          body: |
            ${{ steps.changelog.outputs.changelog }}
          draft: false
          prerelease: true

      - name: Upload Release Asset
        id: 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: ./source.tar.gz
          asset_name: source.tar.gz
          asset_content_type: application/gzip