public/404.html

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>Chirp - Redirecting</title>
  <script type="text/javascript">
    // Handle SPA routing on GitHub Pages
    const pathSegmentsToKeep = 1;
    
    const l = window.location;
    const port = l.port ? ':' + l.port : '';
    
    // GitHub Pages adds the '/chirp' segment, which we need to account for
    const redirectTo = l.protocol + '//' + l.hostname + port + '/chirp' + 
        l.pathname.split('/').slice(pathSegmentsToKeep + 1).join('/') + 
        (l.search ? l.search : '');
    
    window.location.replace(redirectTo);
  </script>
</head>
<body>
  Redirecting to main page...
</body>
</html> 