Using Class Validator For Data Validation
# NestJS Validation with Class-Validator Guide Welcome to the world of robust and secure NestJS applications! In today's interconnected digital landscape, ensuring the integrity of data flowing into your applications is paramount. Imagine an e-commerce API where a user attempts to purchase an item with a negative quantity or an invalid email address. Without proper validation, your application could behave erratically, leading to data corruption, security vulnerabilities, or a poor user experie