fix to sourcing

config.fish

@@ -4,8 +4,7 @@ set --global fish_key_bindings fish_default_key_bindings
 if status is-interactive
     # Get distro ID from /etc/os-release
     if test -f /etc/os-release
-        set -l os_id (string match -r '^ID=.*' </etc/os-release 2>/dev/null | string split -m1 '=' | string lower)
+        set distro (grep '^ID=' /etc/os-release | cut -d= -f2 | string lower)
-        set -l distro $os_id[2]
     else
         set distro unknown
     end