fastify-best-practices SKILL.md skillA

fastify-best-practices from sutchan/agent-skills-hub is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add sutchan/agent-skills-hub/fastify-best-practices@git:20261017.b913806

Pins git:20261017.b913806 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
sutchan/agent-skills-hub
Path
skills/fastify-best-practices/SKILL.md
Versions recorded
7
Latest version
git:20261017.b913806, committed Oct 17, 2026
First version recorded
Aug 22, 2026
Size
4,285 bytes
Repository stars
2
License
MIT

指导用 TypeScript 或 JavaScript 开发 Fastify Node.js 后端服务与 REST API。在构建、配置或调试 Fastify 应用时使用——包括定义路由、实现插件、配置 JSON Schema 校验、处理错误、优化性能、管理认证、配置 CORS 与安全头、集成数据库、使用 WebSocket 以及生产部署。覆盖完整 Fastify 请求生命周期(hooks、序列化、Pino 日志)与通过 strip types 的 TypeScript 集成。.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

## When to use

Use this skill when you need to:
- Develop backend applications using Fastify
- Implement Fastify plugins and route handlers
- Get guidance on Fastify architecture and patterns
- Use TypeScript with Fastify (strip types)
- Implement testing with Fastify's inject method
- Configure validation, serialization, and error handling

## Quick Start

A minimal, runnable Fastify server to get started immediately:

```ts
import Fastify from 'fastify'

const app = Fastify({ logger: true })

app.get('/health', async (request, reply) => {
  return { status: 'ok' }
})

const start = async () => {
  await app.listen({ port: 3000, host: '0.0.0.0' })
}
start()
```

## Recommended Reading Order for Common Scenarios

- **New to Fastify?** Start with `plugins.md` → `routes.md` → `schemas.md`
- **Adding authentication:** `plugins.md` → `hooks.md` → `authentication.md`
- **Improving performance:** `schemas.md` → `serialization.md` → `performance.md`
- **Setting up testing:** `routes.md` → `testing.md`
- **Going to production:** `logging.md` → `configuration.md` → `deployment.md`

## How to use

Read individual rule files for detailed explanations and code examples:
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add sutchan/agent-skills-hub/fastify-best-practices@sha256:3f7cde42b774a2eb

The line at the top of this page pins the label git:20261017.b913806, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_ke3ivxjvpgyrp5rx.svg)](https://markdownregistry.com/a/art_ke3ivxjvpgyrp5rx)

4 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 7 versions of this file, between Aug 22, 2026 and Oct 17, 2026, about one every 9 days.

versioncommittedcommitsizeaudit
git:20261017.b913806 latest2026-10-17 b913806 4,285 BA view · diff
git:20261007.ab002642026-10-07 ab00264 4,283 BA view · diff
git:20261007.3e74f1b2026-10-07 3e74f1b 3,775 BA view · diff
git:20260823.639511e2026-08-23 639511e 4,279 BA view · diff
git:20260822.13607aa2026-08-22 13607aa 4,293 BA view · diff
git:20260822.79ec4892026-08-22 79ec489 4,279 BA view · diff
git:20260822.4511c402026-08-22 4511c40 4,270 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (4285 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

sutchan/agent-skills-hub · 2 stars · license MIT · pushed 2026-11-06 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_ke3ivxjvpgyrp5rx
GET https://markdownregistry.com/api/v1/resolve?ref=sutchan/agent-skills-hub/fastify-best-practices
GET https://markdownregistry.com/api/v1/blob/3f7cde42b774a2eb67feacd43c5e61cd929da869e0f51ff35a0f60507541b949

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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