import { type Middleware } from "https://deno.land/x/jito@1.4.0/routing.d.ts";
definition: (context: MiddlewareContext) => void | boolean | Promise<void | boolean>
x/jito/routing.d.ts>Middleware
import { type Middleware } from "https://deno.land/x/jito@1.4.0/routing.d.ts";