/**
 * Module-level last-seen correlation id convenience for Sentry tags / diagnostics.
 *
 * Limitation: this is process/tab-global last-write-wins — concurrent in-flight
 * requests can overwrite each other. Prefer passing `correlationId` explicitly
 * in logger meta on error paths; do not treat this alone as request Consistency.
 */
export declare function getClientCorrelationId(): string | undefined;
export declare function setClientCorrelationId(id: string | undefined): void;
/** Test-only reset. */
export declare function resetClientCorrelationIdForTests(): void;
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