doc: Add concept index terms for "guix archive".

* doc/guix.texi (Invoking guix archive): Add terms to concept index.

1 files changed, 2 insertions, 0 deletions

diff --git a/doc/guix.texi b/doc/guix.texi
index bc42be8486..8d6e96ab2d 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -5052,6 +5052,8 @@ Display information about @var{profile}.
 
 @cindex @command{guix archive}
 @cindex archive
+@cindex exporting files from the store
+@cindex importing files to the store
 The @command{guix archive} command allows users to @dfn{export} files
 from the store into a single archive, and to later @dfn{import} them on
 a machine that runs Guix.