fix: Update website download links to v1.2

Author: JACK-AI7

web/src/App.tsx

@@ -220,7 +220,7 @@ export default function App() {
             </p>
 
             <div style={{ display: 'flex', gap: '24px', justifyContent: 'center', flexWrap: 'wrap' }}>
-              <a href="/NuKropAI_v1.0.apk" download className="nukrop-btn" style={{ padding: '18px 32px', fontSize: '16px', borderRadius: '16px', textDecoration: 'none', display: 'flex', alignItems: 'center', gap: '12px' }}>
+              <a href="/NuKropAI_v1.2_Flutter.apk" download className="nukrop-btn" style={{ padding: '18px 32px', fontSize: '16px', borderRadius: '16px', textDecoration: 'none', display: 'flex', alignItems: 'center', gap: '12px' }}>
                 <Smartphone style={{ width: '20px', height: '20px' }} />
                 <span>Download Android APK</span>
                 <ChevronRight style={{ width: '16px', height: '16px', marginLeft: '4px' }} />

web/src/components/Hero.tsx

@@ -45,7 +45,7 @@ export default function Hero() {
         </p>
 
         <div style={{ display: 'flex', gap: '16px', justifyContent: 'center', flexWrap: 'wrap' }}>
-          <a href="/NuKropAI_v1.0.apk" download className="nukrop-btn" style={{ padding: '16px 28px', fontSize: '16px', borderRadius: '14px', textDecoration: 'none' }}>
+          <a href="/NuKropAI_v1.2_Flutter.apk" download className="nukrop-btn" style={{ padding: '16px 28px', fontSize: '16px', borderRadius: '14px', textDecoration: 'none' }}>
             <Smartphone style={{ width: '20px', height: '20px' }} />
             Download for Android
           </a>