public function up(): void 	{ 		Schema::create('vat_rates', function (Blueprint $table): void { 			$table->uuid('id')->primary(); 			$table->string('country_code', 10); 			$table->uuid('category_id'); 			$table->float('amount')->default(0);  			$table->foreign('category_id')->references('id')->on('categories')->cascadeOnDelete(); 			$table->timestamps(); 		}); 	}