no message

models/message.js

@@ -1,8 +1,15 @@
 const Mongoose = require('mongoose');  
 
-module.exports = new Mongoose.Schema({
+const MessageSchema = new Mongoose.Schema({
   "order" : { type: Number, default: 0 },
   "text" : { type: String },
   "image" : { type: String },
   "isUser" : { type: Boolean, default: false, required: true, index: true }
 });
+
+const MessageModel = Mongoose.model('messages', MessageSchema);
+
+module.exports = {
+  schema: MessageSchema,
+  model: MessageModel
+};