Refine iOS refresh and disable pinch zoom

nouri/static/js/ui.js

@@ -141,6 +141,16 @@
             tracking = false;
             maxPull = 0;
         }, { passive: true });
+
+        document.addEventListener("gesturestart", (event) => {
+            event.preventDefault();
+        });
+
+        document.addEventListener("touchmove", (event) => {
+            if (event.touches.length > 1) {
+                event.preventDefault();
+            }
+        }, { passive: false });
     };
 
     document.addEventListener("DOMContentLoaded", () => {