release.yml

name: 'create release'

on:
  push:
    tags:
      - '[0-9]+.[0-9]+*'

permissions:
  # allow a write access to GitHub Releases
  contents: write

jobs:
  prepare-release:
    runs-on: ubuntu-latest

    outputs:
      tag: ${{ steps.vars.outputs.tag }}
      version: ${{ steps.vars.outputs.version }}
      upload_url:  ${{ steps.create_release.outputs.upload_url }}

    steps:
      - name: Checkout...
        uses: actions/checkout@v4

      - name: Set up JDK...
        uses: actions/setup-java@v4
        with:
          java-version: 17
          distribution: 'temurin'
          cache: 'maven'

      - name: Build...
        run: mvn clean package

      - name: Set version...
        id: vars
        run: |
          RELEASE_TAG=${GITHUB_REF#refs/*/}
          echo "tag=${RELEASE_TAG}" >> $GITHUB_OUTPUT
          echo "version=${RELEASE_TAG}" >> $GITHUB_OUTPUT

      - name: Create release...
        id: create_release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ steps.vars.outputs.tag }}
          body: JJava ${{ steps.vars.outputs.version }} release
          draft: true
          prerelease: false
          files: ./jjava/target/jjava-${{ steps.vars.outputs.version }}.zip
          fail_on_unmatched_files: true