`terminal.png` and `files.png` are rasterized from GNOME Adwaita's
`utilities-terminal-symbolic.svg` and `folder.svg`. Credit: [GNOME Project](https://www.gnome.org).
Adwaita icons are offered under LGPL-3.0 or CC-BY-SA-3.0, and CC-BY-SA-4.0;
see the [Adwaita source](https://gitlab.gnome.org/GNOME/adwaita-icon-theme) and
[LGPL-3.0 terms](https://www.gnu.org/licenses/lgpl-3.0.html).