Modificación CRUD módulo aprobaciones

backend/src/modules/approvals/approval.interface.ts

@@ -1,16 +1,19 @@
-import { ObjectId } from "mongoose";
+import { Types } from "mongoose";
 
 export interface IApproval {
 
     referenceType:string;
 
-    referenceId:ObjectId;
+    referenceId:Types.ObjectId;
 
-    approvedBy?:ObjectId;
+    approvedBy?:Types.ObjectId;
 
     approvedDate?:Date;
 
-    status:string;
+    status:
+    | "PENDIENTE"
+    | "APROBADO"
+    | "RECHAZADO";
 
     comments?:string;