Remove APT sources list cleanup step

Step by step cleanup

Change default repository branch from master to main

That broke it.

Change CONFIG_FILE and package removal settings

Update runner version to Ubuntu 24.04

Rename workflow for OpenWrt Brax-FA532

New workflow & config

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Move to ubuntu-latest / use latest Build system setup

Remove Target_Subtarget

Removing docker resulted in a no-space on device error; higher log level

Limit packages & simplify target to see if we can finally get a build through...

Keep docker

Attempt build with official OpenWRT repo in env, rather than Lean's