Here's the first release of Debian 11 Bookworm based on the mainline shell script from @inindev that uses debootstrap
Currently untested but open for feedback
//Edit: This image uses the 5.10 Kernel which has no support for the RK3568 so it won't boot
The extracted image has the SHA256 Checksum:
fb7133a440674eee44d892fc3a89bdf9dec680d1bf1539d945c43a7cfccee369