This repo is for testing OpenAPI Generator in Spring Boot. OpenAPI Specification and plugins are used to define endpoints and config to generate automatic code.

A Spring Boot demo showing how to design an API using OpenAPI 3, generate models/controllers with Swagger Codegen, and implement real logic with service, JPA, and H2 DB. Includes Swagger UI, ReDoc, SpringDoc annotations, and a Trello-style Board/List/Card example.