kazan-explore multy stub changes

server/routers/kazan-explore/model/results.js

@@ -0,0 +1,27 @@
+const { Schema, model } = require('mongoose')
+
+const { KAZAN_EXPLORE_RESULTS_MODEL_NAME } = require('../const')
+
+const schema = new Schema({
+    userId: { type: String },
+    items: [
+        {
+          quizId: { type: String },
+          result: { type: Number }
+        }
+    ]
+})
+
+schema.set('toJSON', {
+    virtuals: true,
+    versionKey: false,
+    transform: function (doc, ret) {
+        delete ret._id
+    }
+})
+
+schema.virtual('id').get(function () {
+    return this._id.toHexString()
+})
+
+exports.ResultsModel = model(KAZAN_EXPLORE_RESULTS_MODEL_NAME, schema)