class Routerimport { Router } from "https://deno.land/x/deno_http_router@v0.2.0/router.ts"; ConstructorsnewRouter()Index Signatures[k: number]: Routes | undefinedPropertiesaddMiddlewarehandlermiddleware: MiddlewareMethodsprivateasyncHandler(request: ServerRequest): Promise<void>mount(this: this,base: string,routes: Route[],): this