publish.yml

name: Publish to PyPI

on:
  push:
    tags:
      - 'v*'  # Triggers on version tags like v0.1.0, v1.0.0

jobs:
  build-and-publish:
    runs-on: ubuntu-latest
    
    permissions:
      id-token: write  # Required for PyPI trusted publishing
    
    steps:
      - uses: actions/checkout@v4
      
      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.12'
      
      - name: Install build dependencies
        run: |
          python -m pip install --upgrade pip
          pip install build
      
      - name: Build package
        run: python -m build
      
      - name: Publish to PyPI
        uses: pypa/gh-action-pypi-publish@release/v1
        # Uses trusted publishing, no API token needed if configured on PyPI