only show new mail if in inbox

modules/nixos/graphical/polybar.nix

@@ -107,7 +107,7 @@
             format = "<label>";
             exec = builtins.toString (pkgs.writeShellScript "mailcount.sh" ''
               ${pkgs.notmuch}/bin/notmuch new > /dev/null
-              UNREAD=$(${pkgs.notmuch}/bin/notmuch count is:inbox and is:unread)
+              UNREAD=$(${pkgs.notmuch}/bin/notmuch count is:inbox and is:unread and folder:main/Inbox)
               if [ $UNREAD = "0" ]; then
                 echo ""
               else