class JsonRouterCollectorimport { JsonRouterCollector } from "https://dotland.deno.dev/x/lume@v1.13.2/plugins/on_demand.ts"; Class to load and manage static routes in a JSON file Used by default if no router is provided ConstructorsnewJsonRouterCollector(routesFile: string, preloadFile: string)Propertiesroutes: Map<string, string>Pages that must be generated on demand MethodscollectRoutes(pages: Page[]): voidCollect the routes of all pages with data.ondemand = true saveRoutes(logger: Logger): Promise<void>Save the routes into the routesFile