fix: MedSchedule ESM import for Router and data table links resolution

server/medschedule/routes.ts

@@ -1,3 +1,4 @@
+import { Router } from "express";
 import type { Express, Request, Response, NextFunction } from "express";
 import type { Response as ExpressResponse } from "express";
 import { authenticateToken, type AuthenticatedRequest } from "../middleware/auth.middleware";
@@ -52,7 +53,7 @@ function parseDate(value: unknown): Date | null {
 }
 
 export function registerMedScheduleRoutes(app: Express) {
-  const router = require("express").Router();
+  const router = Router();
   router.use(authenticateToken);
   router.use(tenantIsolation);
   router.use(medOrgResolver());