Optional ReadonlycacheOptional ReadonlyrefreshRevalidate even when an SDK-local metadata entry is present. Adapters send
conditional validators when available and report refreshed on success.
Optional ReadonlysignalOptional ReadonlystaleAllow a cached metadata entry to be returned as stale when refresh fails.
Defaults to true; ignored when no cached metadata entry exists.
Optional ReadonlystaleOptional stale fallback window surfaced to callers in HonuaCacheState.
Optional ReadonlyttlOptional freshness budget surfaced to callers in HonuaCacheState.
defaultreads and writes the adapter metadata cache.bypassskips cache lookup and write-through for endpoints that support SDK-local caching.