Ruby on Rails full-stack and API-only web application framework. Covers Rails 7.x and 8.x — from app creation through models, controllers, views, Hotwire, testing, security, performance, and troubleshooting.
Install:
pipx install agentic-stacks # if you haven't already
agentic-stacks pull agentic-stacks/railsSkills
bootstrap
Install Ruby, Rails, Bundler, Node — from zero to ready-to-develop
concepts
Rails philosophy, MVC pattern, convention over configuration
app-structure
Directory layout, autoloading with Zeitwerk, initializers
configuration
Environments, credentials, secrets, database.yml
models
Active Record — migrations, associations, validations, queries, multi-database
controllers
Routing, actions, filters, API-only mode, serialization, versioning
views
ERB, layouts, partials, Hotwire, Turbo, Stimulus, Action Cable
assets
Propshaft, import maps, jsbundling, cssbundling
services
Background jobs, caching, Action Mailer, Active Storage
testing
Minitest, RSpec, system tests, factories, fixtures
advanced
Rails engines, internationalization, multi-tenancy
setup
New app creation, generators, Bundler, dependency management
upgrades
Rails version upgrades, deprecation handling, rails app:update
performance
Profiling, N+1 detection, caching strategy, database tuning
security
Authentication, authorization, OWASP hardening, CSP, CORS
logging
Instrumentation, structured logging, error tracking
diagnose
Troubleshooting common errors, boot failures, request errors, performance
known-issues
Version-specific bugs and workarounds for Rails 7.x and 8.x
compatibility
Ruby/Rails version matrix, gem compatibility
decision-guides
Asset pipeline, background jobs, auth, and testing framework comparisons