Add full project files

models/SettingsModel.js

@@ -0,0 +1,19 @@
+// models/Setting.js
+const mongoose = require('mongoose')
+const timestamp = require('mongoose-timestamp')
+
+const settingSchema = new mongoose.Schema({
+  key: {
+    type: String,
+    required: true,
+    unique: true
+  },
+  value: {
+    type: String,
+    required: true
+  }
+})
+settingSchema.plugin(timestamp)
+
+const SettingModel = mongoose.model('Setting', settingSchema)
+module.exports = SettingModel