restore composer.json, add mysqli extension

app/Models/CommentBank.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class CommentBank extends Model
+{
+    protected $table = 'comments_bank';
+
+    protected $guarded = ['id'];
+
+    protected $casts = [
+        'comment' => 'string',
+        'order_id' => 'integer'
+    ];
+
+}