in config.txt use dtoverlay=vc4-kms-v3d-pi4,cma-384 to fix mipi screen and audio
wget -O - https://raw.githubusercontent.com/clockworkpi/apt/main/debian/KEY.gpg | sudo apt-key add - echo "deb https://raw.githubusercontent.com/clockworkpi/apt/main/debian/ stable main" | sudo tee /etc/apt/sources.list.d/clockworkpi.list