- itch: UPPER_CASE constants, CACHE_NAMESPACE, butler_process/rpc_socket/connection_state, LOGIN_METHOD enum, SETTINGS_SECTION, signal handler renames - artprovider: UPPER_CASE constants, _enriched_meta, _find_game_dict, dead code removal, named poll intervals - session-switch: MAX_POLL_FRAMES, _poll_for_power_menu, BUTTON_LABEL const
Butlerd stores credentials in its SQLite DB after the first password login. On restart, Profile.List finds saved profiles and Profile.UseSavedLogin refreshes them — no cookie persistence needed on our side.
