Add more edge-cases to MFA

backend/src/models/tokenData.ts

@@ -6,6 +6,7 @@ export interface ITokenData {
   phoneNumber?: string;
   organization?: Types.ObjectId;
   tokenHash: string;
+  triesLeft?: number;
   expiresAt: Date;
   createdAt: Date;
   updatedAt: Date;
@@ -37,6 +38,9 @@ const tokenDataSchema = new Schema<ITokenData>({
     select: false,
     required: true
   },
+  triesLeft: {
+    type: Number
+  },
   expiresAt: {
     type: Date,
     expires: 0,