import { FExecutionContext } from '@freemework/common';
import { NativeBreakpointActivity } from './BreakpointActivity.js';
export declare class DelayActivity extends NativeBreakpointActivity {
    private readonly _durationMilliseconds;
    constructor(opts: DelayActivity.Opts);
    protected onExecuteBreakpoint(executionContext: FExecutionContext): Promise<boolean>;
}
export declare namespace DelayActivity {
    interface Opts {
        readonly durationMilliseconds: number;
    }
}