/**
 * test_agent_discovery — v1.11.0 regression suite.
 *
 * Asserts:
 *   1. cwd-local manifest takes precedence over home-scoped manifest
 *   2. Staleness classification matches HEARTBEAT_FRESH/STALE thresholds
 *   3. Missing manifest returns liveness='missing'
 *   4. Malformed manifest is skipped (treated as missing)
 */
export {};
