build_publish.yml

name: 🚀 Build & Publish

on:
  push:
    tags:
      - 'v\d+\.\d+\.[0-9a-z]+' # e.g. v1.0.0 or v20.15.10b5

jobs:
  build:
    name: Build Release
    runs-on: ubuntu-latest

    steps:
    - name: Check out
      uses: actions/checkout@v3

    - name: Set up Python
      uses: actions/setup-python@v4
      with:
        python-version: '3.x'
        cache: 'pip' # caching pip dependencies

    - name: Install dependencies
      run: |
        python -m pip install --upgrade pip
        python -m pip install build

    - name: Build artifacts
      run: |
        python -m build

    - name: Upload artifacts
      uses: actions/upload-artifact@v3
      with:
        name: wheelstorage
        path: ./dist/*
        if-no-files-found: error
        retention-days: 30

  publish:
    name: Publish Release
    needs: build
    runs-on: ubuntu-latest

    steps:
    - name: Get date & flat tag
      id: date_tag
      run: |
        export DATE=$(TZ=Europe/London date +'%Y-%m-%d')
        echo $DATE
        export FLAT_TAG=$(echo ${GITHUB_REF##*/} | sed 's/[v.]//g')
        echo $FLAT_TAG
        echo "TODAY=$DATE" >> "$GITHUB_OUTPUT"
        echo "VERSION=$FLAT_TAG" >> "$GITHUB_OUTPUT"
      shell: bash

    - name: Download artifacts
      uses: actions/download-artifact@v3
      with:
        name: wheelstorage
        path: dist

    - name: Publish to PyPI
      uses: pypa/gh-action-pypi-publish@release/v1
      with:
        user: __token__
        password: ${{ secrets.PYPI_API_TOKEN }}

    - name: Create GitHub Release
      uses: softprops/action-gh-release@v1
      with:
        body: '[Release Notes](https://github.com/fonttools/fontbakery/blob/main/CHANGELOG.md#${{ steps.date_tag.outputs.VERSION }}-${{ steps.date_tag.outputs.TODAY }})'
        token: ${{ secrets.GITHUB_TOKEN }}
        prerelease: true
        files: ./dist/*.tar.gz