Outdated package key?

[JiveyGuy]

In the install script, there are issues with a key.

Adding deb entry to /etc/apt/sources.list.d/rock-core-ubuntu-qt4-jammy.list
Adding disabled deb-src entry to /etc/apt/sources.list.d/rock-core-ubuntu-qt4-jammy.list
Adding key to /etc/apt/trusted.gpg.d/rock-core-ubuntu-qt4.gpg with fingerprint 63BBCC76C6D55B7DF2D65B2A78CB407D3E3D8F94
Hit:1 https://dl.google.com/linux/chrome/deb stable InRelease
Hit:2 http://us.archive.ubuntu.com/ubuntu jammy InRelease                                                             
Hit:3 http://us.archive.ubuntu.com/ubuntu jammy-updates InRelease                                                     
Hit:4 http://us.archive.ubuntu.com/ubuntu jammy-backports InRelease                                                   
Hit:5 http://security.ubuntu.com/ubuntu jammy-security InRelease                  
Ign:6 https://ppa.launchpadcontent.net/rock-core/qt4/ubuntu jammy InRelease       
Err:7 https://ppa.launchpadcontent.net/rock-core/qt4/ubuntu jammy Release

[JiveyGuy]

I just read the discussion about docker, do you think containerizing is the way forward, or should work start to make OpenSatKit work natively with newer Ubuntu installs?