rails-developer

Provide Ruby on Rails 8 development guidance with code examples and best practices.

19|5|Updated Nov 23, 2025
One-click install
npx skills add https://github.com/Nir-Bhay/markups --skill rails-developer
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: rails-developer
Source: https://github.com/Nir-Bhay/markups/tree/main/.agents/skills/rails-developer
Command: npx skills add https://github.com/Nir-Bhay/markups --skill rails-developer

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill provides expert guidance and code examples for developing robust and efficient Ruby on Rails applications, covering modern best practices and the latest framework features.

Core Features & Use Cases

  • Rails 8 & Hotwire: Demonstrates modern Rails development with features like built-in authentication and the Solid Trifecta stack (SolidQueue, SolidCable, SolidCache).
  • ActiveRecord Patterns: Provides examples for efficient model design, validations, scopes, and query interfaces.
  • Testing: Includes comprehensive RSpec examples for models, requests, and system tests.
  • Performance & Security: Offers strategies for caching, N+1 prevention, database optimization, and security best practices.
  • API Development: Shows how to build API endpoints using Rails.
  • Use Case: A developer needs to implement user authentication and a RESTful API for a new Rails application. They can refer to this Skill for code examples and best practices.

Quick Start

Use the rails-developer skill to generate a new Rails model with validations and associations.

Frequently Asked Questions about rails-developer

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I implement built-in authentication in Rails 8?

Rails 8 built-in authentication provides a modern, framework-native solution for user login without external gems. This Skill offers expert code examples and best practices for generating secure authentication models directly within your application.

What are the best ActiveRecord patterns for preventing N+1 queries in Ruby on Rails?

Preventing N+1 queries in ActiveRecord requires strict query optimization using techniques like eager loading. This Skill provides targeted strategies and code examples to optimize database performance and avoid inefficient model querying loops.

How do I write RSpec tests for Rails 8 system tests and models?

Writing RSpec tests for Rails 8 involves comprehensive examples covering models, requests, and system tests. This Skill demonstrates modern testing practices to ensure robust application behavior and validate your Ruby on Rails codebase effectively.

How does the Solid Trifecta stack work with Hotwire in modern Rails applications?

The Solid Trifecta stack integrates SolidQueue, SolidCable, and SolidCache to enhance Hotwire development in Rails 8. This Skill explains how these built-in features replace external dependencies to streamline real-time web application architecture.

What is the best way to build a RESTful API using Ruby on Rails?

Building a RESTful API using Ruby on Rails benefits from established patterns for endpoint creation and security. This Skill provides expert guidance and code examples for developing efficient API endpoints within your Rails application.