public function up(): void 	{ 		Schema::table('customers', static function (Blueprint $table): void { 			$table->string('address', 50)->nullable(); 			$table->string('city', 50)->nullable(); 			$table->string('zip_code', 20)->nullable(); 			$table->string('country', 2)->nullable(); 			$table->string('phone', 20)->nullable(); 			$table->string('company_name', 50)->nullable(); 			$table->string('vat', 20)->nullable(); 		}); 	}