问更新后，webpack和Angular收到错误，无法找到名称'setImmediate‘

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ERROR in [at-loader] ./ClientApp/boot.server.ts:30:17
        TS2304: Cannot find name 'setImmediate'.

return platformDynamicServer(providers).bootstrapModule(AppModule).then(moduleRef => {
        const appRef: ApplicationRef = moduleRef.injector.get(ApplicationRef);
        const state = moduleRef.injector.get(PlatformState);
        const zone: NgZone = moduleRef.injector.get(NgZone);

        return new Promise<RenderResult>((resolve, reject) => {
            zone.onError.subscribe((errorInfo: any) => reject(errorInfo));
            appRef.isStable.pipe(first(isStable => isStable)).subscribe(() => {
                // Because 'onStable' fires before 'onError', we have to delay slightly before
                // completing the request in case there's an error to report
                setImmediate(() => {
                    resolve({
                        html: state.renderToString()
                    });
                    moduleRef.destroy();
                });
            });
        });
    });