release.yml

name: Release

env:
  PYTHON_VERSION: '3.13'

on:
  workflow_dispatch:

  push:
    branches:
      - main
      - master

defaults:
  run:
    shell: bash

concurrency:
  group: ci-release-${{ github.ref }}-1
  cancel-in-progress: true


jobs:
  release:
    name: Release
    runs-on: ubuntu-latest

    steps:
      - name: Check out the repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 2    # need previous revision to define tag

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: ${{ env.PYTHON_VERSION }}

      - name: Fix pip version
        run: |
          pip install --constraint=.github/constraints.txt pip
          pip --version

      - name: Install Poetry
        run: |
          pip install --constraint=.github/constraints.txt poetry
          poetry --version

      - name: Check if there is a parent commit
        id: check-parent-commit
        run: |
          echo "::set-output name=sha::$(git rev-parse --verify --quiet HEAD^)"

      - name: Detect and tag new version
        id: check-version
        if: steps.check-parent-commit.outputs.sha
        uses: salsify/action-detect-and-tag-new-version@v2.0.3
        with:
          version-command: poetry version --short

        # The above creates a tag, and that inovokes 'publish' action,
        # which is separated because it's  rather complicated due platform dependency
        # and building of dependencies.

      - name: Publish the release notes
        uses: release-drafter/release-drafter@v6
        with:
          publish: ${{ steps.check-version.outputs.tag != '' }}
          tag: ${{ steps.check-version.outputs.tag }}
        env:
          GITHUB_TOKEN: ${{ secrets.MCKIT_GITHUB_TOKEN }}