feat: worry box feature implemented

app/Models/Note.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class Note extends Model
+{
+ protected $fillable = ['user_id', 'content', 'noteable_id', 'noteable_type'];
+
+    public function user()
+    {
+        return $this->belongsTo(User::class);
+    }
+
+    public function noteable()
+    {
+        return $this->morphTo();
+    }
+}