restore composer.json, add mysqli extension

app/Models/OrderAddress.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+/**
+ * @package App\Models
+ * @property integer $id
+ * @property integer $order_id
+ * @property integer $city_id
+ * @property string $home
+ * @property string $landmark
+ *
+ * @property-read Order $order
+ * @property-read City $city
+ */
+class OrderAddress extends Model
+{
+    protected $guarded = ['id'];
+
+    public function city(): BelongsTo
+    {
+        return $this->belongsTo(City::class);
+    }
+
+    public function order(): BelongsTo
+    {
+        return $this->belongsTo(Order::class);
+    }
+}