feat: add logging for event API response and token management on page load

app/event/[id]/page.tsx

@@ -35,7 +35,9 @@ export default function EventPage() {
     fetch(`/api/events?id=${eventId}`)
       .then(res => res.json())
       .then(data => {
+        console.log('Event API response:', data);
         if (data.error) {
+          console.log('Event API error, redirecting:', data.error);
           router.push('/');
           return;
         }
@@ -120,12 +122,28 @@ export default function EventPage() {
     };
   }, [eventId, loading]);
 
+  // Check for existing token on page load
+  useEffect(() => {
+    try {
+      const existingToken = localStorage.getItem("event_token");
+      if (existingToken) {
+        console.log('Found existing token, clearing it');
+        localStorage.removeItem("event_token");
+      }
+    } catch (e) {
+      console.log('localStorage access error:', e);
+    }
+  }, []);
+
   // Token expiry timer - ellenőrzés minden másodpercben
   useEffect(() => {
     if (!tokenExpiry) return;
+    console.log('Setting token expiry timer for:', new Date(tokenExpiry));
     const id = setInterval(() => {
       const msLeft = tokenExpiry - Date.now();
+      console.log('Token check - ms left:', msLeft);
       if (msLeft <= 0) {
+        console.log('Token expired, redirecting to homepage');
         setHasAccess(false);
         setTokenExpiry(null);
         localStorage.removeItem("event_token");