New returns `Server` instance with provided listen address.

NewRequest returns `Request` instance.

NewResponse returns `Response` instance.

WithConfig returns `Server` instance with provided config.

WithTLS returns `Server` instance with provided TLS config.

WrapHandler wraps `http.Handler` into `echo.HandlerFunc`.

WrapMiddleware wraps `func(http.Handler) http.Handler` into `echo.MiddlewareFunc`.