fix database for add driver mission

database/migrations/2026_05_30_093222_add_driver_to_missions_table.php

@@ -12,7 +12,7 @@ return new class extends Migration
     public function up(): void
     {
         Schema::table('missions', function (Blueprint $table) {
-            $table->integer('driver_id')->unsigned()->nullable()->index();
+            $table->integer('driver_id')->nullable();
             $table->string('driver_name')->nullable();
         });
     }