fixup: wont show fullscreen icon on mobile

app/components/chat.tsx

@@ -593,6 +593,7 @@ export function Chat(props: {
               }}
             />
           </div>
+          {!isMobileScreen() && (
             <div className={styles["window-action-button"]}>
               <IconButton
                 icon={chatStore.config.tightBorder ? <MinIcon /> : <MaxIcon />}
@@ -604,6 +605,7 @@ export function Chat(props: {
                 }}
               />
             </div>
+          )}
         </div>
 
         <PromptToast

app/components/home.tsx

@@ -114,6 +114,10 @@ function useDragSideBar() {
   };
 
   useEffect(() => {
+    if (isMobileScreen()) {
+      return;
+    }
+
     document.documentElement.style.setProperty(
       "--sidebar-width",
       `${limit(chatStore.config.sidebarWidth ?? 300)}px`,