Add traps; user registration

app/models/Setting.model.js

@@ -23,7 +23,7 @@ class SettingModel extends Model {
 
     static async get(key) {
         const inst = await this.findOne({ key })
-        return inst.get()
+        return inst?.get()
     }
 
     static async set(key, value) {

app/models/auth/User.model.js

@@ -35,6 +35,7 @@ class User extends AuthUser {
             mfa_enable_date: Date,
             create_date: {type: Date, default: () => new Date},
             photo_file_id: String,
+            trap: String,
         }}
     }