Add new Gnus summary commands and keystrokes for "unseen" navigation

* doc/misc/gnus.texi (Choosing Commands): Document them.
* lisp/gnus/gnus-sum.el (gnus-summary-next-unseen-article)
(gnus-summary-prev-unseen-article): New commands and
keystrokes (bug#35213).

1 files changed, 14 insertions, 0 deletions

diff --git a/doc/misc/gnus.texi b/doc/misc/gnus.texi
index 4c69c692926..8ab1cf9f68f 100644
--- a/doc/misc/gnus.texi
+++ b/doc/misc/gnus.texi
@@ -5347,6 +5347,20 @@ Go to the next article (@code{gnus-summary-next-article}).
 @findex gnus-summary-prev-article
 Go to the previous article (@code{gnus-summary-prev-article}).
 
+@item G u
+@itemx ]
+@kindex ] @r{(Summary)}
+@kindex G u @r{(Summary)}
+@findex gnus-summary-next-unseen-article
+Go to the next unseen article (@code{gnus-summary-next-unseen-article}).
+
+@item G U
+@itemx [
+@kindex [ @r{(Summary)}
+@kindex G U @r{(Summary)}
+@findex gnus-summary-prev-unseen-article
+Go to the previous unseen article (@code{gnus-summary-prev-unseen-article}).
+
 @item G C-n
 @kindex G C-n @r{(Summary)}
 @findex gnus-summary-next-same-subject