Replaces single flat table with category sections, each with a description column. Footnotes moved to the top of the section for clarity. Covers all 30 tools including the new cortex_status, cortex_update, reminders_remove, ae_journal_entry_read, ae_journal_entries_list, and email_send. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>