import { createParamDecorator } from "https://deno.land/x/deno_nest@v3.5.1/mod.ts";
this is a high function which will return a param decorator.
Examples
const Body = createParamDecorator((ctx: Context) => {});
const Body = createParamDecorator((ctx: Context) => {});
type
(callback: ParamDecoratorCallback) => unknown