fixes #498 [ci skip]

main/ant-kit/src/main/resources/package/linux/postinst

@@ -22,6 +22,7 @@ case "$1" in
         echo Adding shortcut to the menu
 SECONDARY_LAUNCHERS_INSTALL
 APP_CDS_CACHE
+        mkdir -pm 644 /usr/share/desktop-directories
         xdg-desktop-menu install --novendor /opt/APPLICATION_FS_NAME/APPLICATION_LAUNCHER_FILENAME.desktop
 FILE_ASSOCIATION_INSTALL