/usr/share/app-install/desktop/postler:postler.desktop is in app-install-data 0.12.04.4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | [Desktop Entry]
X-AppInstall-Package=postler
X-AppInstall-Popcon=77
X-AppInstall-Section=universe
Version=1.0
Type=Application
Name=Postler
GenericName=Mail reader
Comment=Lean mail interface
Categories=GTK;Network;Email;
MimeType=application/mbox;x-scheme-handler/mailto;
Exec=postler %u
Icon=internet-mail
Terminal=false
StartupNotify=true
X-Ubuntu-Gettext-Domain=app-install-data
|