feat: add scope/type enums, update Flight model, and organize enums

app/Enums/Flight/FlightScope.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Enums\Flight;
+
+enum FlightScope:int
+{
+    case Domestic = 1;
+    case International = 2;
+
+    public function label(): string
+    {
+        return match ($this) {
+            self::Domestic => 'داخلی',
+            self::International => 'خارجی',
+        };
+    }
+}