HarmonyOS 定义了一个环境变量枚举，但是把枚举用static修饰会提示未初始化

// Model.Configs.ets 
import { Environment } from './InterfaceTest' 
export class Configs { 
  static environment: Environment = Environment.preRelease 
} 
 
// Model.InterfaceTest.ets 
export enum Environment{ 
  preRelease = 1 
}