publish.yml

name: Publish to PyPI

on:
  release:
    types: [published]

permissions:
  contents: read # to fetch code (actions/checkout)

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: 🔒 Harden Runner
        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
        with:
          disable-sudo: true
          egress-policy: block
          allowed-endpoints: >
            files.pythonhosted.org:443
            github.com:443
            pypi.org:443
            api.github.com:443

      - uses: actions/checkout@v4
        with:
          persist-credentials: false
          fetch-depth: 0

      - uses: actions/setup-python@v5
        with:
          python-version: '3.13'
          cache: "pip"
          cache-dependency-path: "**/pyproject.toml"

      - name: ⬇️ Install build dependencies
        run: |
          python -Im pip install -U flit

      - name: 🏗️ Build
        run: python -Im flit build

      - uses: actions/upload-artifact@v4
        with:
          path: ./dist

  # https://docs.pypi.org/trusted-publishers/using-a-publisher/
  pypi-publish:
    needs: build
    environment: 'release'

    name: ⬆️ Upload release to PyPI
    runs-on: ubuntu-latest
    permissions:
      # Mandatory for trusted publishing
      id-token: write
    steps:
      - uses: actions/download-artifact@v4

      - name: 🚀 Publish package distributions to PyPI
        uses: pypa/gh-action-pypi-publish@release/v1
        with:
          packages-dir: artifact/
          print-hash: true