add notification create route, update permit update rotue

src/notification/notification.service.ts

@@ -1,10 +1,24 @@
 import { getFilterObject, getSortObject, PageQueryParams } from "../pagination";
+import { generateId } from "../utils/id";
 import {
+  CreateNotificationInput,
   notificationFields,
   notificationModel,
   UpdateNotificationInput,
 } from "./notification.schema";
 
+export async function createNotification(
+  input: CreateNotificationInput,
+  tenantId: string
+) {
+  return await notificationModel.create({
+    ...input,
+    pid: generateId(),
+    tenantId: tenantId,
+    createdAt: new Date(),
+  });
+}
+
 export async function updateNotification(
   notifId: string,
   input: UpdateNotificationInput,