- searchDocuments_relevance_returns_empty_when_offset_exceeds_maxInt:
proves the long→int guard fires and findFtsPageRaw is never called
- searchDocuments_relevance_handles_string_uuid_from_jdbc_driver:
exercises the toFtsPage String fallback branch for JDBC drivers that
return UUID columns as String instead of java.util.UUID
Addresses Sara's review concerns on PR #488.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>