rounded corners in niri

modules/niri/default.nix

@@ -9,7 +9,10 @@
       settings = {
         input = {
             keyboard = { 
-                xkb = { };
+                xkb = {
+                  layout = "us";
+                  options = "compose:ralt";
+                };
             };
             touchpad = {
                 tap = true;
@@ -70,6 +73,18 @@
             gaps = 4;
         };
 
+        window-rules = [
+          {
+            geometry-corner-radius = {
+              top-left = 8.0;
+              top-right = 8.0;
+              bottom-left = 8.0;
+              bottom-right= 8.0;
+            };
+            clip-to-geometry = true;
+          }
+        ];
+
         prefer-no-csd = true;
 
         screenshot-path = "~/Pictures/Screenshots/%Y-%m-%d-%H-%M-%S.png";