feat: increase GitHub repository limit and enhance styling

- Updated repository limit from 12 to 24 in getRepos function.
- Added new icons and adjusted styles for better visual consistency in the page component.
- Modified text sizes and spacing for improved layout and readability.

components/layout/header.tsx

@@ -67,7 +67,7 @@ const Header = ({ className }: { className?: string }) => {
           <Menu />
         </div>
 
-        <div className="flex items-center gap-2">
+        <div className="flex items-center gap-2.5">
           <Button
             variant="ghost"
             size="sm"