Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64

//usr/share/applications/apturl.desktop

 [Desktop Entry]
Name=AptURL
Exec=apturl %u
Type=Application
NoDisplay=true
Categories=System;
MimeType=x-scheme-handler/apt;