import type { BrowserActionInput, BrowserControlResult } from '@xopcai/browser-control-contract';
import type { Config } from '../../config/schema.js';
import type { BrowserDriver } from '../drivers/browser-driver.js';
export interface BrowserRuntimeOptions {
    getConfig: () => Config['browser'];
    createDriver: () => Promise<BrowserDriver>;
    allowedUploadRoots?: string[];
    emit?: (type: string, payload: unknown) => void;
}
export declare class BrowserRuntime {
    private readonly options;
    private driver;
    private sessionsByTask;
    constructor(options: BrowserRuntimeOptions);
    execute(taskKey: string, input: BrowserActionInput, signal?: AbortSignal): Promise<BrowserControlResult>;
    shutdown(): Promise<void>;
    closeTaskSession(taskKey: string): Promise<void>;
    private dispatch;
    private executeSequence;
    private authorize;
    private validateUrl;
    private validateRedirect;
    private blockedRedirect;
    private crossDomainPolicy;
    private invalidUploadPath;
    private resolveSession;
    private getDriver;
    private constrainResult;
    private evictExpiredSessions;
}