restore composer.json, add mysqli extension

app/Models/DeliveryPrice.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+/**
+ * @package App\Models
+ * @property int $id
+ * @property int $region_id
+ * @property int $power_id
+ * @property float $price
+ */
+class DeliveryPrice extends Model
+{
+    use HasFactory, SoftDeletes;
+
+    protected $guarded = ['id'];
+}