public function up(): void 	{ 		Schema::create('industries', function (Blueprint $table) { 			$table->uuid('id')->primary(); 			$table->json('name');  			$table->timestamps(); 		});  		Schema::table('industries', function (Blueprint $table) { 			$table->uuid('industry_id')->nullable(); 			$table->foreign('industry_id')->references('id')->on('industries')->cascadeOnDelete(); 		}); 	}