Validation and Schema

Official Documentation:

• Validation and Schema: Fastify supports JSON schema-based validation for requests and responses. This documentation explains how to define schemas using JSON Schema, validate incoming request data, and ensure your responses conform to expected formats. It also covers how to handle validation errors.

Tutorial:

• Fastify Schema Validation: This tutorial provides a hands-on approach to implementing schema validation in Fastify. It shows how to define JSON schemas for your routes, how to use these schemas for validation, and how to handle validation errors gracefully. This is useful for ensuring that your API adheres to expected data formats and rules.