import type { BrowserContext } from 'playwright-core';
export declare function listTraceArtifacts(userId: string): Array<{
    filename: string;
    size: number;
    createdAt: number;
}>;
export declare function resolveTraceArtifactPath(userId: string, filename: string): string;
export declare function deleteTraceArtifact(userId: string, filename: string): boolean;
export declare function startTracing(userId: string, context: BrowserContext, options?: {
    screenshots?: boolean;
    snapshots?: boolean;
}): Promise<void>;
export declare function stopTracing(userId: string, context: BrowserContext, outputPath?: string): Promise<{
    path: string;
    size: number;
    alreadyStopped?: boolean;
}>;
export declare function startTracingChunk(userId: string, context: BrowserContext): Promise<void>;
export declare function stopTracingChunk(userId: string, context: BrowserContext, outputPath?: string): Promise<{
    path: string;
    size: number;
}>;
export declare function getTracingState(userId: string): {
    active: boolean;
    chunkActive: boolean;
    startedAt: number | null;
};
export declare function cleanupTracing(userId: string): void;
//# sourceMappingURL=tracing.d.ts.map