增加流媒体程序随jar包启动

‘liusuyi’

2023-07-21 bf136028f2cf026ce8521535ad2eae00a20af9ee

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export function isPromise(maybePromise) {
    return (!!maybePromise &&
        !!maybePromise.then &&
        typeof maybePromise.then === 'function');
}