// ── UPDATE CHECKER ────────────────────────────────────────────────────────────
(async function checkForUpdate() {
  try {
    const [localRes, remoteRes] = await Promise.all([
      fetch('version.json'),
      fetch('https://api.github.com/repos/Johnnybegood90/GridTV/releases/latest')
    ]);
    if (!localRes.ok || !remoteRes.ok) return;

    const local  = (await localRes.json()).version  ?? '0.0.0';
    const remote = (await remoteRes.json()).tag_name ?? '0.0.0';

    const clean = v => v.replace(/^v/, '');
    const toNum = v => v.split('.').map(Number);

    const [lMaj, lMin, lPat] = toNum(clean(local));
    const [rMaj, rMin, rPat] = toNum(clean(remote));

    const hasUpdate =
      rMaj > lMaj ||
      (rMaj === lMaj && rMin > lMin) ||
      (rMaj === lMaj && rMin === lMin && rPat > lPat);

    if (!hasUpdate) return;

    const badge = document.createElement('a');
    badge.className  = 'update-badge';
    badge.href       = `https://github.com/Johnnybegood90/GridTV/releases/latest`;
    badge.target     = '_blank';
    badge.rel        = 'noopener';
    badge.innerHTML = `${L.update_available} ${clean(remote)}`;
    badge.title      = L.update_title;

    document.querySelector('.topbar')?.appendChild(badge);
  } catch (_) {
    // Silencieux — pas de connexion ou rate limit GitHub
  }
})();