Generic icon in dock when running

[heldderarbeit]

When running the app in wayland, the icon is missing in the GNOME dock:

Investigating through Looking Glass, it becomes apparent the field for "app" is not set:

Solution for this is to add a line with "StartupWMClass=songrec" to the Desktop file.

Here is a bit more info about this known issue: https://ubuntuhandbook.org/index.php/2024/04/missing-icon-dock-ubuntu-2404/