feat(scheduling): add notify route and wire up scheduling router

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/server/routes/scheduling/index.ts

@@ -0,0 +1,10 @@
+import { Hono } from 'hono';
+import suggestionsRouter from './suggestions.js';
+import notifyRouter from './notify.js';
+
+const app = new Hono();
+
+app.route('/suggestions', suggestionsRouter);
+app.route('/notify', notifyRouter);
+
+export default app;