fastlane2.rb

  desc "Generates release notes for slack and create the next tag"
  lane :post_deploy do |options|
    flavor = options[:flavor]
    title = options[:title]
    next_version = lane_context[SharedValues::RELEASE_NEXT_VERSION]

    # Get release notes since last version for slack
    notes = conventional_changelog(title: title, format: 'slack')
    # Create tag to recognize future "last version" (the current version)
    add_git_tag(tag: "ios/#{flavor}/#{next_version}/#{build_number}")
    push_git_tags

    slack(message: notes)
  end