root, state (main element)
header, text (top left text)
topview, airOnPair (breathing indicator)
explainMessage, text (custom quality explainer screen)

root, qualityScale[Start/End/Step]
root, locked (disable click-through)
astmMask, activePresentation (highlighted number)
panelistName, text
root, indicatorStyle


workflow image:
raspbian lite
old boot cmdline:
dwc_otg.lpm_enable=0 console=serial0,115200 console=tty3 root=PARTUUID=c7cb7e34-02 rootfstype=ext4 elevator=deadline rootwait fastboot noswap ro quiet loglevel=3 bo
ot_delay=0 logo.nologo usbhid.mousepoll=0 vt.global_cursor_default=0

disable:
bluetooth, wifi, apt-daily