rails-expert

Rails 7+ specialist optimizing queries, implementing Hotwire real-time features, and background job processing. Load detailed guidance based on context: When implementing Rails features, provide: Documentation - Covers Active Record query optimization with includes / eager_load to prevent N+1 queries, plus database indexing strategies - Implements Turbo Frames and Turbo Streams for partial page updates, and Action Cable configuration for WebSocket-based real-time features - Provides Sidekiq worker templates for background job processing with retry logic and error handling - Includes RSpec testing patterns for models, requests, and system specs targeting >95% coverage - Enforces strong parameters, service objects for business logic, and comprehensive migration workflows - Analyze requirements — Identify models, routes, real-time needs, background jobs - Scaffold resources — rails generate model User name:string email:string , rails generate controller Users - Run migrations — rails db:migrate and verify schema with rails db:schema:dump - If migration fails: inspect db/schema.rb for conflicts, rollback with rails db:rollback , fix and retry - Implement — Write controllers, models, add Hotwire (see Reference Guide below) - Validate — bundle exec rspec must pass; bundle exec rubocop for style - If specs fail: check error output, fix failing examples, re-run with --format...