update

server/routers/assessment-tools/models/Expert.js

@@ -0,0 +1,38 @@
+const mongoose = require('../../../utils/mongoose');
+const crypto = require('crypto');
+
+const expertSchema = new mongoose.Schema({
+  fullName: {
+    type: String,
+    required: true
+  },
+  token: {
+    type: String,
+    unique: true
+  },
+  qrCodeUrl: {
+    type: String,
+    default: ''
+  },
+  createdAt: {
+    type: Date,
+    default: Date.now
+  },
+  updatedAt: {
+    type: Date,
+    default: Date.now
+  }
+}, {
+  timestamps: true
+});
+
+// Generate unique token before saving
+expertSchema.pre('save', function(next) {
+  if (!this.token) {
+    this.token = crypto.randomBytes(16).toString('hex');
+  }
+  next();
+});
+
+module.exports = mongoose.model('Expert', expertSchema);
+