get-shit-done/.github/workflows/release.yml

name: Release

on:
  push:
    tags:
      - 'v[0-9]+.[0-9]+.[0-9]+'

jobs:
  release:
    runs-on: ubuntu-latest
    permissions:
      contents: write

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Extract version from tag
        id: version
        run: echo "VERSION=${GITHUB_REF#refs/tags/v}" >> $GITHUB_OUTPUT

      - name: Extract changelog section
        id: changelog
        run: |
          VERSION="${{ steps.version.outputs.VERSION }}"
          awk -v ver="$VERSION" '
            /^## \[/ {
              if (found) exit
              if ($0 ~ "\\[" ver "\\]") found=1
            }
            found {print}
          ' CHANGELOG.md > release_notes.md

          if [ ! -s release_notes.md ]; then
            echo "## v$VERSION" > release_notes.md
            echo "" >> release_notes.md
            echo "See [CHANGELOG.md](https://github.com/${{ github.repository }}/blob/main/CHANGELOG.md) for details." >> release_notes.md
          fi

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          body_path: release_notes.md