v0.1.33 — Offboarding-Report und Update-Hinweis

- Offboarding: HTML-Report pro Geraet (New-OffboardHtmlReport) + reportUrl;
  Dialog-Ergebnis pro Geraet gruppiert + Report-Link
- Update-Check: GET /api/update/check (Gitea releases/latest, Compare-SemVer);
  Kopfzeilen-Badge bei neuer Version, Link zur Release-Seite; optionaler read-only Token

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

www/app.js

@@ -4784,6 +4784,24 @@ document.getElementById('btnRestoreColors')?.addEventListener('click', () => {
 // Init
 // =============================================================
 
+// Prueft (nicht-blockierend) auf eine neuere Release-Version und zeigt bei Bedarf
+// das Update-Badge in der Kopfzeile mit Link zur Release-Seite.
+async function checkForUpdate() {
+  try {
+    const res = await api('/api/update/check');
+    if (res && res.updateAvailable && res.releaseUrl) {
+      const badge = document.getElementById('updateBadge');
+      const txt   = document.getElementById('updateBadgeText');
+      if (badge && txt) {
+        txt.textContent = `Update ${res.latest}`;
+        badge.href  = res.releaseUrl;
+        badge.title = `Neue Version ${res.latest} verfügbar (aktuell ${res.current}) — Release-Seite öffnen`;
+        badge.classList.remove('hidden');
+      }
+    }
+  } catch (e) { /* still: Update-Check ist optional */ }
+}
+
 (async function init() {
   renderConnection();
   renderTargets();
@@ -4807,6 +4825,7 @@ document.getElementById('btnRestoreColors')?.addEventListener('click', () => {
   }
   await refreshStatus();
   refreshTenantSwitcher();
+  checkForUpdate();   // nicht-blockierend
   if (State.connected) autoLoadAfterConnect();
   // First-Run: wenn kritische Felder leer sind, Settings-Modal automatisch oeffnen.
   if (setupNeeded) {
@@ -7012,9 +7031,30 @@ async function offExecute() {
   try {
     const res = await api('/api/offboard/execute', { method: 'POST', body: { devices: payload, services }, timeoutMs: 180000 });
     const results = res.results || [];
+    // Ergebnis pro Gerät gruppieren
+    const byDev = new Map();
+    for (const r of results) {
+      if (!byDev.has(r.deviceName)) byDev.set(r.deviceName, []);
+      byDev.get(r.deviceName).push(r);
+    }
+    const devHtml = [...byDev.entries()].map(([name, rows]) => {
+      const errs = rows.filter(r => !r.success).length;
+      const lines = rows.map(r =>
+        `<div class="off-result ${r.success ? 'ok' : 'fail'}">${r.success ? '✓' : '✗'} ${escapeHtml(r.service)} ${escapeHtml(r.action)}${r.error ? ': ' + escapeHtml(r.error) : ''}</div>`
+      ).join('');
+      return `<div class="off-result-dev">
+        <div class="off-result-devname">${escapeHtml(name || '—')}${errs ? ` <span class="off-result-badge">${errs} Fehler</span>` : ''}</div>
+        ${lines}
+      </div>`;
+    }).join('');
+    const reportLink = res.reportUrl
+      ? `<a href="${escapeHtml(res.reportUrl)}" target="_blank" rel="noopener" class="btn btn-secondary btn-sm" style="margin-top:12px;display:inline-flex;align-items:center;gap:6px;">
+          <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z"/><polyline points="14 2 14 8 20 8"/><line x1="16" y1="13" x2="8" y2="13"/><line x1="16" y1="17" x2="8" y2="17"/><line x1="10" y1="9" x2="8" y2="9"/></svg>
+          HTML-Report öffnen
+        </a>`
+      : '';
     document.getElementById('offResults').innerHTML =
-      `<div class="lbl">Ergebnis (${res.successCount}/${res.total})</div>` +
-      results.map(r => `<div class="off-result ${r.success ? 'ok' : 'fail'}">${r.success ? '✓' : '✗'} ${escapeHtml(r.deviceName)} — ${escapeHtml(r.service)} ${escapeHtml(r.action)}${r.error ? ': ' + escapeHtml(r.error) : ''}</div>`).join('');
+      `<div class="lbl">Ergebnis (${res.successCount}/${res.total})</div>${devHtml}${reportLink}`;
     toast(`${res.successCount}/${res.total} Aktionen erfolgreich.`, res.successCount === res.total ? 'ok' : 'warn', 'Offboarding');
     // Erfolgreich vollständig offgeboardete Geräte aus der Liste nehmen.
     const doneNames = new Set(results.filter(r => r.success).map(r => r.deviceName));