fix for build

src/components/TopBar.tsx

@@ -1,5 +1,5 @@
 import { useStore } from '@nanostores/react';
-import { useState, useEffect } from 'react';
+import { useState } from 'react';
 import { $appSettings, updateAppSettings } from '../stores/appSettings';
 import { VALUE_MODES, ValueMode } from '../utils/constants';
 import {
@@ -291,8 +291,8 @@ export function TopBar() {
             />
           </button>
           <div style={{ position: 'relative', display: 'inline-block' }}>
-            <button 
-              id="share-btn" 
+            <button
+              id="share-btn"
               onClick={handleShare}
               style={{
                 background: shareStatus === 'copied' ? '#4CAF50' : shareStatus === 'failed' ? '#f44336' : undefined,