godot - build and release on itch.io

main.yml

# This is a basic workflow to help you get started with Actions

name: Build and release

# Controls when the action will run. Triggers the workflow on push or pull request
# events but only for the master branch
on:
  push:
    branches: [ master ]

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Build Godot
        uses: firebelley/godot-export@v1.2.0
        with:
          godot_executable_download_url: https://downloads.tuxfamily.org/godotengine/3.2.1/mono/Godot_v3.2.1-stable_mono_linux_headless_64.zip
          godot_export_templates_download_url: https://downloads.tuxfamily.org/godotengine/3.2.1/mono/Godot_v3.2.1-stable_mono_export_templates.tpz
          godot_template_version: 3.2.1.stable.mono
          relative_project_path: ./godot_project
          create_release: 'false'
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      - name: Upload builds as artifacts
        uses: actions/upload-artifact@v2-preview
        with:
            name: builds
            path: ./godot_project/exports/*.zip
  
  release:
    needs: build
    runs-on: ubuntu-latest
    name: Create the release    
    steps:
      - uses: actions/checkout@v1
      - name: 'Get Previous tag'
        id: previoustag
        uses: "WyriHaximus/github-action-get-previous-tag@master"
        env:
          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
      - name: 'Get next minor version'
        id: semvers
        uses: "WyriHaximus/github-action-next-semvers@master"
        with:
          version: ${{ steps.previoustag.outputs.tag }}
      - name: Create Release
        id: create_release
        uses: actions/create-release@latest
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} # This token is provided by Actions, you do not need to create your own token
        with:
          tag_name: ${{ steps.semvers.outputs.v_patch }}
          release_name: ${{ steps.semvers.outputs.v_patch }}
          body: ${{ steps.semvers.outputs.v_patch }} # FIXME: retrieve the commit history from the last tag
          draft: false
          prerelease: false
      - shell: bash
        name: save text information
        run: | 
          mkdir -p release_info
          echo ${{ steps.create_release.outputs.upload_url }} > release_info/upload-url.txt
          echo ${{ steps.semvers.outputs.patch }} > release_info/current-version.txt
      - name: Upload release-upload-url as artifact
        uses: actions/upload-artifact@v2-preview
        with:
            name: release_info
            path: release_info/*

  upload-itch:
    needs: build
    runs-on: ubuntu-latest
    name: Upload on itch.io
    strategy:
      matrix:
        platform: [linux, windows, osx]
      fail-fast: true
    steps:
      - name: Download builds
        uses: actions/download-artifact@v1
        with:
          name: builds
      - name: Download release_info
        uses: actions/download-artifact@v1
        with:
          name: release_info
      - name: Retrieve release info
        id: release_info
        run: |
          value=`cat release_info/current-version.txt`
          echo $value
          echo "::set-output name=current_version::$value"
      - name: upload
        uses: josephbmanley/butler-publish-itchio-action@master
        env:
          BUTLER_API_KEY: ${{ secrets.BUTLER_CREDENTIALS }}
          CHANNEL: ${{ matrix.platform }}
          ITCH_GAME: AWESOME-GAME
          ITCH_USER: ITCH-USERNAME
          PACKAGE: builds/${{ matrix.platform }}.zip
          VERSION: ${{ steps.release_info.outputs.current_version }}

purge_artifacts.yml

name: 'Delete old artifacts'
on:
  schedule:
    - cron: '0 2 * * *' # every hour

jobs:
  delete-artifacts:
    runs-on: ubuntu-latest
    steps:
      - uses: kolpav/purge-artifacts-action@v1
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          expire-in: 0