Fixed Captcha

src/captcha/entities/schema/captcha-challenge.schema.ts

@@ -1,13 +1,17 @@
 import { Prop, Schema, SchemaFactory } from "@nestjs/mongoose";
 import { HydratedDocument } from "mongoose";
 
-@Schema({ collection: "captcha-challenges", timestamps: true, versionKey: false })
+@Schema({
+  collection: "captcha-challenges",
+  timestamps: true,
+  versionKey: false,
+})
 export class CaptchaChallenge {
   @Prop({ required: true, unique: true, index: true })
   captchaId: string;
 
-  @Prop({ required: true })
-  answerHash: string;
+  @Prop()
+  answerHash?: string;
 
   @Prop({ required: true })
   image: string;