Function serializeQueryKey

cli/src/hooks/use-activity-query.ts:165–167

* Serialize a query key to a string for cache lookup.

(queryKey: readonly unknown[])

 * Serialize a query key to a string for cache lookup.
 */
function serializeQueryKey(queryKey: readonly unknown[]): string {
  return JSON.stringify(queryKey)
}

// Module-level map to track GC timeouts (survives component unmount)
const gcTimeouts = new Map<string, ReturnType<typeof setTimeout>>()