release.yml

name: Release

on:
  workflow_dispatch:
    inputs:
      bump:
        description: 'Version bump type'
        required: true
        type: choice
        options:
          - patch
          - minor
          - major

permissions:
  contents: write

jobs:
  release:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
          token: ${{ secrets.RELEASE_TOKEN }}

      - name: Read current version
        id: current
        run: |
          VERSION=$(grep -oP '(?<=<Version>)[^<]+' src/Directory.Build.props)
          echo "version=$VERSION" >> "$GITHUB_OUTPUT"

      - name: Compute next version
        id: next
        run: |
          IFS='.' read -r MAJOR MINOR PATCH <<< "${{ steps.current.outputs.version }}"
          case "${{ inputs.bump }}" in
            major) MAJOR=$((MAJOR + 1)); MINOR=0; PATCH=0 ;;
            minor) MINOR=$((MINOR + 1)); PATCH=0 ;;
            patch) PATCH=$((PATCH + 1)) ;;
          esac
          echo "version=${MAJOR}.${MINOR}.${PATCH}" >> "$GITHUB_OUTPUT"

      - name: Update version in Directory.Build.props
        run: |
          sed -i "s|<Version>${{ steps.current.outputs.version }}</Version>|<Version>${{ steps.next.outputs.version }}</Version>|" src/Directory.Build.props

      - name: Commit and tag
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git add src/Directory.Build.props
          git commit -m "Release v${{ steps.next.outputs.version }}"
          git tag "v${{ steps.next.outputs.version }}"
          git push origin main --tags