publish-to-pypi.yml

#  workflow automates the Python package publishing process
# to PyPI upon pushes to the main branch or manual triggers,
# auto-bumps version before publishing.

name: Publish to PyPI
on:
  push:
    branches:
      - main
    paths-ignore:
      - '**.md'
      - 'pyproject.toml'
      - 'setup.py'
  workflow_dispatch:

permissions:
  contents: write

jobs:
  deploy:
    runs-on: ubuntu-latest
    if: github.actor != 'github-actions[bot]'
    steps:
    - uses: actions/checkout@v4
      with:
        token: ${{ secrets.GH_TOKEN }}
        fetch-depth: 0

    - name: Set up Python
      uses: actions/setup-python@v5
      with:
        python-version: '3.12'

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

    - name: Get current version from PyPI
      run: |
        current_version=$(pip index versions VedAstro 2>/dev/null | head -1 | grep -oP '\(\K[^)]+' || echo "0.0.0")
        echo "CURRENT_VERSION=$current_version" >> $GITHUB_ENV

    - name: Bump version
      run: |
        IFS=. read -r major minor patch <<< "${CURRENT_VERSION}"
        patch=$((patch + 1))
        new_version="${major}.${minor}.${patch}"
        echo "NEW_VERSION=$new_version" >> $GITHUB_ENV

    - name: Update version in pyproject.toml
      run: |
        sed -i "s/^version = \".*\"/version = \"$NEW_VERSION\"/" pyproject.toml

    - name: Update version in setup.py
      run: |
        sed -i "s/version='.*'/version='$NEW_VERSION'/" setup.py

    - name: Re-run poetry lockfile
      run: poetry lock

    - name: Install project dependencies
      run: poetry install

    - name: Build package
      run: poetry build

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

    - name: Commit version bump
      run: |
        git config --global user.name "github-actions[bot]"
        git config --global user.email "github-actions[bot]@users.noreply.github.com"
        git add pyproject.toml setup.py
        git commit -m "Auto bump version to $NEW_VERSION"
        git push origin main