publish.yml

name: Publish to PyPI

# Fires on every annotated tag matching vX.Y.Z. Draft / lightweight tags
# won't fire — intentional, so you can experiment locally.
on:
  push:
    tags:
      - 'v*.*.*'

jobs:
  build:
    name: Build distributions
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-python@v5
        with:
          python-version: '3.11'

      - name: Install build tooling
        run: python -m pip install --upgrade build

      - name: Build sdist and wheel
        run: python -m build

      - name: Upload built artefacts
        uses: actions/upload-artifact@v4
        with:
          name: dist
          path: dist/

  publish:
    name: Publish to PyPI
    needs: build
    runs-on: ubuntu-latest
    # Must match the environment you registered on PyPI's pending publisher.
    environment:
      name: pypi
      url: https://pypi.org/project/emailalias/
    # Required for OIDC — gives Actions an id-token we hand to PyPI.
    permissions:
      id-token: write
    steps:
      - name: Download built artefacts
        uses: actions/download-artifact@v4
        with:
          name: dist
          path: dist/

      - name: Publish to PyPI via Trusted Publishers
        uses: pypa/gh-action-pypi-publish@release/v1
        # No `password:` — OIDC handles auth.