🔥 feat: Add OpenAPI middleware

README.md

@@ -785,6 +785,7 @@ Here is a list of middleware that are included within the Fiber framework.
 | [keyauth](https://github.com/gofiber/fiber/tree/main/middleware/keyauth)             | Adds support for key based authentication.                                                                                                                              |
 | [limiter](https://github.com/gofiber/fiber/tree/main/middleware/limiter)             | Adds Rate-limiting support to Fiber. Use to limit repeated requests to public APIs and/or endpoints such as password reset.                                             |
 | [logger](https://github.com/gofiber/fiber/tree/main/middleware/logger)               | HTTP request/response logger.                                                                                                                                           |
+| [openapi](https://github.com/gofiber/fiber/tree/main/middleware/openapi)             | Generates an OpenAPI specification from the registered routes and serves it alongside a Swagger UI page.                                                                 |
 | [paginate](https://github.com/gofiber/fiber/tree/main/middleware/paginate)           | Extracts pagination parameters from query strings. Supports page-based, offset-based, and cursor-based pagination with multi-field sorting.                             |
 | [pprof](https://github.com/gofiber/fiber/tree/main/middleware/pprof)                 | Serves runtime profiling data in pprof format.                                                                                                                          |
 | [proxy](https://github.com/gofiber/fiber/tree/main/middleware/proxy)                 | Allows you to proxy requests to multiple servers.                                                                                                                       |