Content
92%Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
This is a high-quality, production-ready skill that provides comprehensive, executable guidance for scaffolding Fastify 5.x APIs. The content is lean, actionable, and well-organized with clear patterns. The only weakness is the monolithic structure—some advanced patterns could be split into separate reference files for better progressive disclosure.
Suggestions
Consider splitting advanced patterns (auth, error handling, testing with inject()) into separate reference files linked from the main skill
Add a brief validation checkpoint after the scaffold command (e.g., 'Verify setup: pnpm tsx src/server.ts should start without errors')
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | The skill is dense with actionable content and avoids explaining concepts Claude already knows (no explanations of what TypeScript is, what APIs are, etc.). Every section provides concrete value without padding. | 3 / 3 |
Actionability | Provides fully executable, copy-paste ready code throughout—from scaffold commands to complete plugin implementations, route handlers, and service files. All code examples are complete and runnable. | 3 / 3 |
Workflow Clarity | Clear sequential workflow from scaffold command through project structure to implementation patterns. The 'First Steps After Scaffold' section provides explicit numbered steps, and common commands are well-organized for the development lifecycle. | 3 / 3 |
Progressive Disclosure | Content is well-structured with clear sections, but it's a monolithic document (~300 lines) that could benefit from splitting detailed patterns (auth, error handling, testing) into separate reference files. Integration notes at the end hint at topics that could be expanded elsewhere. | 2 / 3 |
Total | 11 / 12 Passed |