message: Api: support $default catch-all route
diff: @@ -67,7 +67,7 @@ api.addRoutes(this, {
  You can create a `$default` route that acts as a catch-all for requests that don't match any other routes.
  ```js {5}
  -const api = new Api(this, "Api", {
  +new Api(this, "Api", {
  routes: {
  "GET /notes": "src/list.main",
  "POST /notes": "src/create.main",
  