disable mouse by default in buildroot profile

src/browser/main.js

@@ -461,6 +461,7 @@ function onload()
             name: "Buildroot Linux",
             filesystem: {},
             cmdline: "tsc=reliable mitigations=off random.trust_cpu=on",
+            mouse_disabled_default: true,
         },
         {
             id: "buildroot6",
@@ -2345,6 +2346,11 @@ function init_ui(profile, settings, emulator)
         $("toggle_mouse").blur();
     };
 
+    if(profile?.mouse_disabled_default)
+    {
+        $("toggle_mouse").onclick();
+    }
+
     var theatre_mode = false;
     var theatre_ui = true;
     var theatre_zoom_to_fit = false;