red-mail/.github/workflows/release.yml

name: Publish
# (tagged versions to PyPI, commits to TestPyPI)

on:
  # Triggers the workflow on push events but only for the master branch
  push:
    branches: master
    tags:        
      - '*'

jobs:
  build-n-publish:
    name: Build and publish Python distributions to PyPI and TestPyPI
    runs-on: ubuntu-latest
    
    steps:
    - uses: actions/checkout@master
      with:
        fetch-depth: 0
    - name: Set up Python 3.10
      uses: actions/setup-python@v3
      with:
        python-version: "3.10"
    - name: Install pypa/build
      run: >-
        python -m
        pip install
        build
        --user
    - name: Build a binary wheel and a source tarball
      run: >-
        python -m
        build
        --sdist
        --wheel
        --outdir dist/
        .
    - name: Publish distribution to Test PyPI
      uses: pypa/gh-action-pypi-publish@release/v1
      with:
        password: ${{ secrets.TEST_PYPI_API_TOKEN }}
        repository_url: https://test.pypi.org/legacy/
        skip_existing: true
    - name: Publish distribution to PyPI
      if: startsWith(github.ref, 'refs/tags')
      uses: pypa/gh-action-pypi-publish@release/v1
      with:
        password: ${{ secrets.PYPI_API_TOKEN }}