Add full project files

models/NotificationModel.js

@@ -0,0 +1,37 @@
+const mongoose = require('mongoose')
+const timestamp = require('mongoose-timestamp')
+const mongoosePaginate = require('mongoose-paginate-v2')
+
+const notificationSchema = new mongoose.Schema({
+  user_id: {
+    type: mongoose.Schema.Types.ObjectId,
+    ref: 'User', // مرجع به مدل کاربر
+    required: true
+  },
+  project_post_id: {
+    type: mongoose.Schema.Types.ObjectId,
+    required: false
+  },
+  type: {
+    type: String,
+    required: true
+  },
+  title: {
+    type: String,
+    required: true
+  },
+  description: {
+    type: String,
+    required: true
+  },
+  read: {
+    type: Boolean,
+    default: false // وضعیت خوانده شده یا نشده
+  }
+})
+
+notificationSchema.plugin(timestamp)
+notificationSchema.plugin(mongoosePaginate)
+
+const NotificationModel = mongoose.model('Notification', notificationSchema)
+module.exports = NotificationModel