printers
localhost:631
https://www.citizen-systems.co.jp/cms/c-s/en/printer/download/driver-cups-source/
sudo apt install gcc
sudo apt-get install libcups2.dev
sudo gcc -Wl,-rpath,/usr/lib -Wall -fPIC -O2 -o rastertocbm1k rastertocbm1k.c -lcupsimage -lcups
sudo snap connect brave:cups-control