/etc/xdg/autostart/welcome-webpage.desktop is in debian-edu-config 1.702.
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 | [Desktop Entry]
Encoding=UTF-8
Name=Debian Edu welcome page
Comment=Display welcome web page on first time login
TryExec=/usr/share/debian-edu-config/tools/show-welcome-webpage
Exec=/usr/share/debian-edu-config/tools/show-welcome-webpage
Type=Application
Categories=
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