name: Release

on:
  push:
    tags: ['v*']

permissions:
  contents: write

jobs:
  release:
    name: Create Release
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Validate version tag
        run: |
          if ! [[ "${{ github.ref_name }}" =~ ^v[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
            echo "Invalid version tag format. Expected vX.Y.Z"
            exit 1
          fi

      - name: Generate changelog
        id: changelog
        run: |
          PREV_TAG=$(git describe --tags --abbrev=0 HEAD^ 2>/dev/null || echo "")
          if [ -z "$PREV_TAG" ]; then
            COMMITS=$(git log --pretty=format:"- %s" HEAD)
          else
            COMMITS=$(git log --pretty=format:"- %s" ${PREV_TAG}..HEAD)
          fi
          echo "commits<<EOF" >> $GITHUB_OUTPUT
          echo "$COMMITS" >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          body: |
            ## Changes
            ${{ steps.changelog.outputs.commits }}
          generate_release_notes: false