public function up(): void 	{ 		Schema::create('order_items', static function (Blueprint $table): void { 			$table->uuid('id')->primary(); 			$table->string('name', 100); 			$table->unsignedSmallInteger('quantity'); 			$table->unsignedDouble('price'); 			$table->uuid('order_id'); 			$table->uuid('item_id'); 			$table->timestamps();  			$table->foreign('order_id')->references('id')->on('orders')->onDelete('cascade'); 			$table->foreign('item_id')->references('id')->on('product_variants')->onDelete('cascade'); 			$table->index(Model::CREATED_AT); 		}); 	}