message: feat: implement a method for POST /preview/app
diff: @@ -129,6 +129,15 @@ export class AppClient {
  return this.client.get(path, params);
  }
  + public addApp(
  + params:
  + | { name: string }
  + | { name: string; space: string | number; thread: string | number }
  + ): Promise<{ app: string; revision: string }> {
  + const path = "/k/v1/preview/app.json";
  + return this.client.post(path, params);
  + }
  +
  public getDeployStatus(params: {
  apps: AppID[];
  }): Promise<{ apps: Array<{ app: string; status: DeployStatus }> }> {
  