- decode_line_event adds human label: RST de-asserted->ATR STARTS, VCC applied->VCC ON (power-up); keep canonical event string - Enable rst/vcc in DB decode dispatch so PWA receives decoded (fixes bare RESET/VCC fallback and a latent showDetail crash) - PWA line_event_label/showDetail render decoded.label - Bump 1.22.1, SW cache v32->v33; +1 test