Fix regex to find any hidden

LICENSE

@@ -0,0 +1,18 @@
+            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
+                    Version 2, December 2004
+
+ Copyright (C) 2004 Sam Hocevar <sam@hocevar.net>
+
+ Everyone is permitted to copy and distribute verbatim or modified
+ copies of this license document, and changing it is allowed as long
+ as the name is changed.
+
+            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
+   TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
+
+  0. You just DO WHAT THE FUCK YOU WANT TO.
+
+Copyright (C) 2021 Mroik <mroik@delayed.space>
+This work is free. You can redistribute it and/or modify it under the
+terms of the Do What The Fuck You Want To Public License, Version 2,
+as published by Sam Hocevar. See http://www.wtfpl.net/ for more details.

rssgen.sh

@@ -20,7 +20,7 @@ fi
 	echo "<description>$user's blog on tilde.town</description>"
 } > $location
 
-for x in $(ls /home/$user/.ttbp/entries)
+for x in $(ls /home/$user/.ttbp/entries | grep -v "hidden")
 do
 	{
 		echo "<item>"