name: Publish gem to rubygems.org

on:
  push:
    tags:
      - 'v*'

permissions:
  contents: read

jobs:
  push:
    if: github.repository == 'ruby/net-imap'
    runs-on: ubuntu-latest

    environment:
      name: rubygems.org
      url: https://rubygems.org/gems/net-imap

    permissions:
      contents: write
      id-token: write

    steps:
      # Set up
      - name: Harden Runner
        uses: step-security/harden-runner@f4a75cfd619ee5ce8d5b864b0d183aff3c69b55a # v2.13.1
        with:
          egress-policy: audit

      - uses: actions/checkout@v5

      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          bundler-cache: true
          ruby-version: ruby

      # Release
      - name: Publish to RubyGems
        uses: rubygems/release-gem@v1

      - name: Create GitHub release
        run: |
          tag_name="$(git describe --tags --abbrev=0)"
          gh release create "${tag_name}" --verify-tag --draft --generate-notes
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
