add usage to boxweb script

to_home/.config/linse.bash

@@ -22,7 +22,11 @@ frappy() {
 }
 
 boxweb() {
-  sudo systemctl $1 boxweb
+  if [[ -z "$1" ]]; then
+    echo "Usage: boxweb status|start|stop|restart"
+  else
+    sudo systemctl $1 boxweb
+  fi
 }
 
 gitea_git() (