release.yml

name: Create Release

on:
  push:
    branches:
      - master
  workflow_dispatch:

permissions:
  contents: write

jobs:
  release:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.11'

      - name: Get version from pyproject.toml
        id: get_version
        run: |
          VERSION=$(python -c "import tomllib; print(tomllib.load(open('pyproject.toml', 'rb'))['project']['version'])")
          echo "version=$VERSION" >> $GITHUB_OUTPUT
          echo "tag=v$VERSION" >> $GITHUB_OUTPUT

      - name: Check if tag exists
        id: check_tag
        run: |
          if git rev-parse "v${{ steps.get_version.outputs.version }}" >/dev/null 2>&1; then
            echo "exists=true" >> $GITHUB_OUTPUT
          else
            echo "exists=false" >> $GITHUB_OUTPUT
          fi

      - name: Create Release
        if: steps.check_tag.outputs.exists == 'false'
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ steps.get_version.outputs.tag }}
          release_name: Release ${{ steps.get_version.outputs.tag }}
          body: |
            Automatic release for version ${{ steps.get_version.outputs.version }}

            ## Installation

            ```bash
            pip install mmdet==${{ steps.get_version.outputs.version }}
            ```

            ## Documentation

            View the documentation at https://${{ github.repository_owner }}.github.io/${{ github.event.repository.name }}/
          draft: false
          prerelease: false

      - name: Skip Release
        if: steps.check_tag.outputs.exists == 'true'
        run: |
          echo "Release v${{ steps.get_version.outputs.version }} already exists, skipping..."