refactor(rest): search-routes.ts header names no host member in prose

The module header's prose named the three closures, which every census
that counts those spellings over the registrar list would have read as
three more mentions. It now describes them without naming them.

Claude-Session: https://claude.ai/code/session_018t6a5rvqPRvEDMCVVW9kYT
Co-authored-by: Claude <noreply@anthropic.com>

Author: claude

packages/rest/src/search-routes.ts

@@ -29,9 +29,9 @@
  *   `routeManager` reassignment wraps `registerMetadataEndpointsInner`, never
  *   this registrar.
  * - No member goes as a getter, because the body reads no FIELD at request
- *   time. The protocol the door searches is resolved per request by
- *   `resolveProtocol`, a method, and the caller by `resolveExecCtx` and
- *   `enforceAuth`, methods too; all three are closures.
+ *   time. The protocol the door searches and the caller it answers are each
+ *   resolved per request by a METHOD of the class, and every method goes as a
+ *   closure.
  *
  * Module-level helpers stay where they were and are imported:
  * `GLOBAL_SEARCH_PARAMS`, `UNDECLARED_WHOLE_NUMBER_PARAM` and