public function up(): void 	{ 		Schema::create('settings', function (Blueprint $table): void { 			$table->uuid('id')->primary();  			$table->string('group'); 			$table->string('name'); 			$table->boolean('locked')->default(false); 			$table->json('payload'); 			$table->timestamps();  			$table->index(Model::CREATED_AT); 			$table->unique(['group', 'name']); 		}); 	}