* Update archival memory docstrings for clarity Improved docstrings for archival_memory_insert and archival_memory_search to: - Better explain when and how to use these tools - Provide clearer best practices - Include more realistic examples (meeting notes, project updates) - Emphasize semantic search vs keyword matching - Clarify tag filtering behavior 👾 Generated with [Letta Code](https://letta.com) Co-Authored-By: Letta <noreply@letta.com> * examples --------- Co-authored-by: Letta <noreply@letta.com> Co-authored-by: Kevin Lin <kl2806@columbia.edu>