export declare function validateSessionId(sessionId: string): void;
export declare function getWitnessRoot(): string;
export declare function getTraceDir(sessionId: string): string;
export declare function getInboundAttachmentsDir(sessionId: string): string;
export declare function getPromptsDir(sessionId: string): string;
export declare function getSubagentOutputsDir(sessionId: string): string;
export declare function getBashCapturesDir(sessionId: string | undefined): string | undefined;
export declare function sessionLabelFromTracePath(tracePath: string | undefined | null): string | null;
export declare function getReceiptsDir(): string;