configure browser

modules/programs/browser.nix

@@ -174,6 +174,14 @@ in {
                 Home of the browser.
               '';
             };
+            gpu = mkOption {
+              type = with types; bool;
+              default = true;
+              description = ''
+                add browser user to video group so give browser rights to use gpu.
+                see : chrome://gpu/
+              '';
+            };
             user = mkOption {
               default = name;
               type = with types; str;
@@ -228,7 +236,7 @@ in {
       isNormalUser = true;
       group = "users";
       # enable video usage
-      extraGroups = [ "video" "audio" ];
+      extraGroups = if config.gpu then [ "video" "audio" ] else [ "audio" ];
     });
 
     # add groups to mainUser