make sure that router_js is bundled correctly

Author: mansona

packages/router_js/index.ts

@@ -0,0 +1,22 @@
+export { default } from './lib/router';
+export {
+  default as InternalTransition,
+  logAbort,
+  STATE_SYMBOL,
+  PARAMS_SYMBOL,
+  QUERY_PARAMS_SYMBOL,
+} from './lib/transition';
+
+export type { PublicTransition as Transition } from './lib/transition';
+
+export { default as TransitionState, TransitionError } from './lib/transition-state';
+export {
+  default as InternalRouteInfo,
+} from './lib/route-info';
+
+export type {
+  Route,
+  RouteInfo,
+  RouteInfoWithAttributes,
+  ModelFor
+} from './lib/router-info';