install comma, display wlan

profiles/base/default.nix

@@ -9,6 +9,7 @@ in {
       type = "str";
     };
     eth = lib.mkOption {};
+    wlan = lib.mkOption {};
   };
 
   options.profiles.base = {
@@ -45,6 +46,8 @@ in {
 #      unstable.youtubeDL
       ffmpeg-full
     
+      nix-index
+      nur.repos.j-k.comma
     ] ++ lib.optionals config.profiles.gui.enable [
 #      virtmanager
 #      virt-viewer

profiles/xsession/polybar.nix

@@ -81,7 +81,7 @@ in
         };
         "module/wlan" = {
           type = "internal/network";
-          interface = "wlp4s0";
+          interface = config.machine.wlan;
           interval = "3.0";
 
           format-connected = "<ramp-signal> <label-connected>";