Programmatically/script release an iOS app with Spaceship

release.rb

#!/usr/bin/env ruby

require 'spaceship'

Spaceship::Tunes.login(ENV['FASTLANE_USER'], ENV['FASTLANE_PASSWORD'])

app_id = ARGV.shift

if app_id.nil?
  abort('Usage: release.rb com.mycompany.myapp')
end

app = Spaceship::Tunes::Application.find(app_id)

if app.nil?
  abort("Error: App #{app_id} not found")
end

version = app.edit_version

if version.nil?
  abort("Error: Could not find an unreleased version of #{app.name}")
end

unless version.can_send_version_live
  abort("Error: #{app.name} version #{version.version} is not eligible for release")
end

version.release!

puts "#{app.name} v#{version.version} released! 🎉"

gem install spaceship
FASTLANE_USER=my-apple-id@example.com ./release.rb com.mycompany.myapp