With the new tool rpi-image-gen, user-defined images of Raspberry Pi OS can be created. It is not necessary to maintain your own repository. The developers of Raspberry Pi OS have released ...
If you want to upgrade from older Raspbian or Raspberry Pi OS versions based on Debian Bullseye (Debian 11), for example, to the newer Bookworm base (Debian 12) with longer support, you can do this ...