Move rswag gems (rswag-api, rswag-ui, rspec-rails) from test-only to
development+test group so Swagger UI is available in development.
Mount Rswag::Api and Rswag::Ui engines at /api-docs behind a
Rails.env.development? guard. Add initializer to configure the UI
endpoint and API root directory.
https://claude.ai/code/session_011D98PaUEbXpREr8LyQqPvw
