phase-4-api

Design and implement backend REST APIs with structured log-based validation.

Updated Feb 1, 2026
One-click install
npx skills add https://github.com/suhwan/claude-registry --skill phase-4-api-suhwan
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: phase-4-api
Source: https://github.com/suhwan/claude-registry/tree/main/skills/development/phase-4-api
Command: npx skills add https://github.com/suhwan/claude-registry --skill phase-4-api-suhwan

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Backend API design and implementation often requires separate teams and tooling; this skill provides an end-to-end approach with Zero Script QA to validate APIs without test scripts, speeding up delivery and reducing regression risk.

Core Features & Use Cases

  • API Design & Implementation: Define endpoints, data models, and integrate with existing services.
  • Zero Script QA: Validate API behavior via structured logs instead of test scripts.
  • Deliverables & Scope: API specs in docs/02-design and production-ready source under src/api, with clear error handling and conventions.
  • Use Case: Build a RESTful user service with endpoints for create/read/update/delete and proper error handling.

Quick Start

Define the required API endpoints, implement them under src/api, and validate with Zero Script QA logs.

Frequently Asked Questions about phase-4-api

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

FAQPage Schema
How do I validate REST API behavior without writing test scripts?

Zero Script QA validates REST API behavior by analyzing structured logs instead of executing test scripts. This approach enforces RESTful principles and reduces regression risk without writing separate test code.

What is the best way to design backend REST APIs for data storage and retrieval?

Designing robust backend REST APIs involves defining endpoints, data models, and integrating services, then implementing production-ready code under src/api with proper error handling and API specs documented in docs.

Can I use this API design approach for both startup and enterprise projects?

Yes, this API design and zero-script QA approach covers startup, product, and enterprise projects. It enforces RESTful principles and structured log-based validation across all project scales to ensure robust backend services.

How do I implement a RESTful user service with proper error handling?

Implement a RESTful user service by defining create, read, update, and delete endpoints under src/api. Apply structured log-based validation to verify behavior and document the API specs in docs.

Why should I use zero-script QA instead of traditional test scripts for API validation?

Zero-script QA replaces traditional test scripts by validating API behavior through structured logs. This eliminates separate test tooling maintenance, reducing regression risk while speeding up API delivery.

What deliverables should I expect from a backend API design and implementation process?

Deliverables include API specifications stored in docs and production-ready source code under src/api. These outputs feature defined endpoints, data models, structured logs, and enforced error handling conventions.