// The Worker's routes, kept apart from index.ts so they can be tested without the runtime.export type Route =  | { kind: "note"; id: string }  | { kind: "socket"; id: string }  | { kind: "snapshots"; id: string }  | { kind: "snapshot"; id: string; version: number }  | null;// Note ids are what people put in a link: letters, digits, dashes and underscores.const NOTE = /^\/notes\/([A-Za-z0-9_-]{1,64})(?:\/(ws|snapshots)(?:\/([1-9][0-9]{0,11}))?)?$/;export function route(pathname: string): Route {  const m = NOTE.exec(pathname);  if (!m) return null;  const [, id, part, version] = m;  if (!part) return { kind: "note", id };  if (part === "ws") return version ? null : { kind: "socket", id };  return version ? { kind: "snapshot", id, version: Number(version) } : { kind: "snapshots", id };}