{"product_id":"master-fastify-with-ai-build-debug-typed-rest-apis","title":"Master Fastify with AI: Build \u0026 Debug Typed REST APIs","description":"\u003ch3\u003eMaster Fastify with AI: Build \u0026amp; Debug Typed REST APIs\u003c\/h3\u003e\n\n\u003cp\u003eThis AI agent skill assists developers in building and debugging Fastify services. It manages configurations related to Fastify 5, such as encapsulation, decorators, hooks, and integrates with TypeBox for creating typed REST APIs. The skill connects seamlessly with Fastify's plugins and encapsulation models, enabling structured and validated RESTful interfaces. Additionally, it facilitates JWT authentication and supports integration with databases like Prisma, Drizzle, and pg.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this skill does\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003eScaffolds new Fastify 5 services or adds route plugins to existing projects.\u003c\/li\u003e\n    \u003cli\u003eStructures Fastify plugins and determines appropriate usage of \u003ccode\u003efastify-plugin\u003c\/code\u003e.\u003c\/li\u003e\n    \u003cli\u003eDefines request and response schemas via TypeBox, ensuring inferred handler types.\u003c\/li\u003e\n    \u003cli\u003eImplements JWT authentication and per-route authorization using Fastify hooks.\u003c\/li\u003e\n    \u003cli\u003eIntegrates databases (Prisma, Drizzle, pg) with decorated, lifecycle-managed plugins.\u003c\/li\u003e\n    \u003cli\u003eCentralizes error handling using \u003ccode\u003esetErrorHandler\u003c\/code\u003e and \u003ccode\u003e@fastify\/sensible\u003c\/code\u003e.\u003c\/li\u003e\n    \u003cli\u003eWrites and supports inject-based tests to verify service functionality.\u003c\/li\u003e\n    \u003cli\u003eResolves issues where Fastify patterns are mixed with Express practices.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho it is for\u003c\/h3\u003e\n\u003cp\u003eThis skill is designed for developers and development teams using AI coding agents like Claude Code, Cursor, and Codex, who are focused on building robust, typed REST APIs using the Fastify framework.\u003c\/p\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003eDevelopers setting up new Fastify-based services or enhancing existing ones with additional routes and plugins.\u003c\/li\u003e\n    \u003cli\u003eTeams needing to enforce consistent type-safe APIs using TypeBox within Fastify.\u003c\/li\u003e\n    \u003cli\u003eProjects requiring efficient and correct integration of JWT authentication and database connections.\u003c\/li\u003e\n    \u003cli\u003eDevelopment involving automated testing of Fastify services without external port binding.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003eUtilizes Fastify 5 framework and its ecosystem of plugins (e.g., @fastify\/jwt).\u003c\/li\u003e\n    \u003cli\u003eLeverages @sinclair\/typebox for schema-based request-response typing.\u003c\/li\u003e\n    \u003cli\u003eIntegrates with logging solutions like Pino.\u003c\/li\u003e\n    \u003cli\u003eSupports error handling with @fastify\/sensible.\u003c\/li\u003e\n    \u003cli\u003eFacilitates database management through Prisma, Drizzle, and the native pg package.\u003c\/li\u003e\n    \u003cli\u003eEnables test automation with the use of \u003ccode\u003eapp.inject()\u003c\/code\u003e for testing interfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- mcpcart:static-blocks:start --\u003e\n\u003chr\u003e\n\u003ch3\u003eSource \u0026amp; Licence\u003c\/h3\u003e\n\u003cp\u003eThis package is built on open-source work published by \u003cstrong\u003eAarvion-AI\u003c\/strong\u003e (\u003ca href=\"https:\/\/github.com\/Aarvion-AI\/stackwise-skills\" rel=\"nofollow noopener\" target=\"_blank\"\u003eAarvion-AI\/stackwise-skills\u003c\/a\u003e) and distributed under \u003cstrong\u003eMIT\u003c\/strong\u003e. The original licence text and copyright notice are included in your download.\u003c\/p\u003e\n\u003cp\u003ePersonal and commercial use, modification and redistribution are permitted, provided the original copyright and licence notice are retained.\u003c\/p\u003e\n\u003cp\u003eYour purchase covers curation, licence verification, packaging, documentation and instant delivery. It does not grant exclusive rights to the underlying open-source code, which remains available under its original licence.\u003c\/p\u003e\n\u003ch3\u003eDelivery \u0026amp; Support\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDelivery:\u003c\/strong\u003e instant — a secure download link is emailed to you as soon as payment is confirmed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e ZIP archive containing the skill files, documentation and the original licence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupport:\u003c\/strong\u003e \u003ca href=\"mailto:support@mcpcart.com\"\u003esupport@mcpcart.com\u003c\/a\u003e — we aim to reply within 2 business days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e updates are included only where stated on this page.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRefunds\u003c\/h3\u003e\n\u003cp\u003eThis is a digital product delivered immediately after purchase. By completing your order you request immediate delivery and acknowledge that, once the download has been accessed, the statutory right to cancel no longer applies to the extent permitted by law. Refund requests are handled in accordance with our published Refund Policy.\u003c\/p\u003e\n\u003cp style=\"font-size:0.85em;color:#666;\"\u003eClaude, Codex, Gemini and Cursor are trademarks of their respective owners. MCP Cart is an independent marketplace and is not affiliated with, endorsed by, or sponsored by any of them. Compatibility references describe interoperability only.\u003c\/p\u003e\n\u003c!-- mcpcart:static-blocks:end --\u003e","brand":"MCP Cart","offers":[{"title":"Default Title","offer_id":52897669153079,"sku":"MCP-AARVION-AI-STACKWISE-SKILLS-FASTIFY-EXPERT","price":6.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0981\/3950\/4951\/files\/R7VjwH2M2CAKPJ08SVom_2db34b7bf087488a8547912f82fffad1.jpg?v=1787735010","url":"https:\/\/mcpcart.com\/products\/master-fastify-with-ai-build-debug-typed-rest-apis","provider":"SPF PRO","version":"1.0","type":"link"}