doc: Document how to run command-line PSPP from the Flatpak.

diff --git a/doc/org.gnu.pspp.metainfo.xml.in b/doc/org.gnu.pspp.metainfo.xml.in
index 9378459f6cc245b4b989257b1eb83d4c4e670a89..6a49a1dd635d06e7fca88f8b09f0724e1285cf43 100644 (file)
--- a/doc/org.gnu.pspp.metainfo.xml.in
+++ b/doc/org.gnu.pspp.metainfo.xml.in
@@ -29,6 +29,7 @@
       <li>Portability; Runs on many different computers and many different operating systems</li>
     </ul>
     <p>PSPP is particularly aimed at statisticians, social scientists and students requiring fast convenient analysis of sampled data.</p>
+    <p>The Flatpak for PSPP includes graphical and command-line interfaces.  To use the command-line interface, run: <code>flatpak run --command=pspp org.gnu.pspp</code>.</p>
   </description>
   <launchable type="desktop-id">org.gnu.pspp.desktop</launchable>
   <categories>