style: Enhance ChatHeader responsiveness by adding name truncation and conditional visibility for details.

src/app/logout/page.tsx

@@ -3,25 +3,6 @@
 import { useEffect, useRef } from 'react';
 import { signOut } from 'next-auth/react';
 
-function clearAuthCookies() {
-  // Clear next-auth v5 (Auth.js) and v4 session cookies directly
-  const cookieNames = [
-    'authjs.session-token',
-    '__Secure-authjs.session-token',
-    'authjs.callback-url',
-    'authjs.csrf-token',
-    'next-auth.session-token',
-    '__Secure-next-auth.session-token',
-    'next-auth.callback-url',
-    'next-auth.csrf-token',
-  ];
-
-  cookieNames.forEach((name) => {
-    document.cookie = `${name}=; expires=Thu, 01 Jan 1970 00:00:00 GMT; path=/`;
-    document.cookie = `${name}=; expires=Thu, 01 Jan 1970 00:00:00 GMT; path=/; domain=${window.location.hostname}`;
-  });
-}
-
 export default function LogoutPage() {
   const hasStarted = useRef(false);
 
@@ -29,31 +10,19 @@ export default function LogoutPage() {
     if (hasStarted.current) return;
     hasStarted.current = true;
 
-    // Ensure logout flag is set (prevents TokenSync and PresenceProvider from restoring tokens)
+    // Set logout flag to prevent TokenSync/PresenceProvider from restoring tokens
     localStorage.setItem('isLoggingOut', 'true');
 
-    // Clear localStorage tokens
+    // Clear all localStorage auth data
     localStorage.removeItem('accessToken');
     localStorage.removeItem('refreshToken');
     localStorage.removeItem('user');
 
-    // Clear auth cookies directly as a robust backup
-    clearAuthCookies();
-
-    const redirectToLogin = () => {
-      clearAuthCookies();
-      // Clear the logout flag right before redirecting
-      localStorage.removeItem('isLoggingOut');
-      window.location.href = '/login';
-    };
-
-    // Sign out via NextAuth (clears session cookie), then manually redirect
-    signOut({ redirect: false })
-      .then(redirectToLogin)
-      .catch(redirectToLogin);
-
-    // Safety fallback - if signOut hangs, redirect after 3 seconds
-    setTimeout(redirectToLogin, 3000);
+    // Use signOut with callbackUrl - this ensures the server clears the
+    // session cookie BEFORE the redirect happens (server-side 302).
+    // Do NOT use redirect:false + manual redirect, as that causes a race
+    // condition where navigation happens before the cookie is cleared.
+    signOut({ callbackUrl: '/login' });
   }, []);
 
   return (