Did the installation fail because I am using ARM Linux?
output of installation commands
debian@debian:~$ sudo apt-get update && sudo apt-get install modular
Hit:1 http://deb.debian.org/debian buster InRelease
Hit:2 http://security.debian.org/debian-security buster/updates InRelease
Hit:3 http://deb.debian.org/debian buster-updates InRelease
Hit:4 http://packages.microsoft.com/repos/code stable InRelease
Reading package lists... Done
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Unable to locate package modulardebian@debian:~$ sudo apt-get update && sudo apt-get install modular
Hit:1 http://deb.debian.org/debian buster InRelease
Hit:2 http://security.debian.org/debian-security buster/updates InRelease
Hit:3 http://deb.debian.org/debian buster-updates InRelease
Hit:4 http://packages.microsoft.com/repos/code stable InRelease
Reading package lists... Done
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Unable to locate package modular