sesame: v0.6.0

Minor Changes

• 5e1475e: Add support for session forks and custom_message entries

  • Parse and index custom_message entries (extension-injected LLM context)
  • Track session fork relationships via parent_session_id
  • Track entry tree structure via entry_id, parent_entry_id, timestamp, source_type on chunks
  • Add database migration for new columns