Super/fallback can toggle view-all (default on); admin/user stay own-only while still seeing unowned system sessions. Add restore/prune helpers so empty-shell cleanup is explicit and recoverable.
Replace auto-grant-on-env with AES-GCM box + passphrase unlock, rebuild fallback sessions after restart, and document seal script usage. Co-authored-by: Cursor <cursoragent@cursor.com>