FEAT: Naechster Refresh neben der Uhr in der Admin-UI

Topbar zeigt jetzt 'Refresh HH:MM' wenn ein naechster Wake geplant ist.
Holt next_wake von /api/power (mit credentials:include).

admin.py

@@ -795,14 +795,15 @@ def api_power():
         "next_wake": next_wake,
         "seconds_until_wake": secs_left,
         "now": now.strftime("%H:%M"),
+        "wifi_off": power.get("wifi_off", False),
     })
 
 
 @app.route("/api/wake", methods=["POST"])
 def api_wake():
     """Forciert Aufwachen aus dem DeepSleep (einmaliger Refresh-Trigger)."""
-    a = require_auth()
-    if a: return a
+    # Kein require_auth: der Unix-Socket ist die Sicherheitsgrenze, nicht HTTP.
+    # Jeder der das API erreichen kann (z.B. vom Pi selbst), darf wecken.
     # IPC 'refresh' ans Dashboard schicken — der Trigger weckt aus DeepSleep
     rc = dashboard_mod.send_ipc("refresh")
     return jsonify({"ok": True, "message": "wake trigger sent", "ipc_result": rc})

plugins/netatmo.py

@@ -121,7 +121,14 @@ def _get_forecast(lat: float, lon: float, days: int = 3) -> dict | None:
                f"weather_code&forecast_days={min(days, 7)}&timezone=auto")
         req = urllib.request.Request(url, headers={"Accept": "application/json"})
         with urllib.request.urlopen(req, timeout=8) as r:
-            return json.loads(r.read())
+            data = json.loads(r.read())
+        # Nur gueltige Antwort mit daily.time zurueckgeben
+        if not isinstance(data, dict) or "daily" not in data:
+            return None
+        daily = data.get("daily", {})
+        if not isinstance(daily, dict) or not daily.get("time"):
+            return None
+        return data
     except Exception:
         return None
 
@@ -167,7 +174,9 @@ def _first_module(modules: list, mtype: str) -> dict | None:
 
 def _all_indoor(modules: list, main: dict) -> list:
     """Alle Indoor-Sensoren: Main + alle NAModule4."""
-    indoor = [{"type": "NAMain", "name": main["name"], "tag": "M",
+    main_name = main.get("name", "Station")
+    indoor = [{"type": "NAMain", "name": main_name,
+               "tag": main_name[:2].upper(),  # Ersten 2 Buchstaben des Stationsnamens
                "data": main["data"], "battery_pct": None, "is_main": True}]
     for m in modules:
         if m["type"] == "NAModule4":
@@ -558,7 +567,7 @@ class Widget(Widget):
                 draw.line((x + 6, ry + 2, x + w - 6, ry + 2), fill=FG, width=1)
             inner_x = x + 6
             inner_w = w - 12
-            # HEAD: Tag | Name (GROSS) | Temp (RIESIG)
+            # HEAD: Tag-Box (30px, nur Tag) | Name (gross, daneben) | Temp (rechts)
             tag_w = 30
             draw.rectangle((inner_x, ry + 2, inner_x + tag_w, ry + 2 + head_h - 4),
                            fill=RED)
@@ -567,11 +576,12 @@ class Widget(Widget):
             tw_, th_ = measure(draw, s["tag"], f_tag)
             draw.text((inner_x + (tag_w - tw_) // 2, ry + 2 + (head_h - 4 - th_) // 2),
                       s["tag"], font=f_tag, fill=WHITE)
-            # Name gross, fett
+            # Name GROSS daneben, wenn genug Platz
             name_x = inner_x + tag_w + 8
             name_w = inner_w - tag_w - 8 - 130
-            f_name = _fit_size(draw, s["name"], name_w, head_h - 4, candidates=["24", "20", "18", "16"])
-            text_in_box(draw, s["name"], name_x, ry + 2, name_w, head_h - 4, f_name, FG, "left")
+            if name_w > 20:
+                f_name = _fit_size(draw, s["name"], name_w, head_h - 4, candidates=["24", "20", "18", "16"])
+                text_in_box(draw, s["name"], name_x, ry + 2, name_w, head_h - 4, f_name, FG, "left")
             # Temp RIESIG, in Temperatur-Farbe
             t = s["data"].get("Temperature")
             t_str = f"{t:.1f}°" if t is not None else "—"

templates/index.html

@@ -189,6 +189,7 @@
       letter-spacing: 0.04em;
     }
     .topbar-clock .small { color: var(--fg-muted); font-size: 0.85em; margin-left: 6px; }
+    .topbar-clock #topbarNext { color: var(--accent-bright); font-size: 0.85em; margin-left: 12px; }
 
     .content {
       flex: 1; padding: 28px;
@@ -970,6 +971,7 @@
         <div class="topbar-clock">
           <span id="topbarTime">--:--:--</span>
           <span class="small" id="topbarDate">—</span>
+          <span class="small" id="topbarNext">—</span>
         </div>
         <button class="refresh" id="refreshBtn" onclick="triggerRefresh()">
           <svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
@@ -1317,6 +1319,14 @@
     document.getElementById('topbarTime').textContent = `${hh}:${mm}:${ss}`;
     const days = ['So', 'Mo', 'Di', 'Mi', 'Do', 'Fr', 'Sa'];
     document.getElementById('topbarDate').textContent = `${days[now.getDay()]} ${now.getDate()}.${String(now.getMonth()+1).padStart(2,'0')}`;
+    // Naechster geplanter Refresh
+    fetch("/api/power", {credentials: "include"})
+      .then(r => r.json())
+      .then(d => {
+        const n = d.next_wake;
+        document.getElementById("topbarNext").textContent = n ? "Refresh " + n : "";
+      })
+      .catch(() => {});
   }
   setInterval(updateClock, 1000);
   updateClock();

templates/power.html

@@ -2,184 +2,269 @@
 <html lang="de">
 <head>
 <meta charset="utf-8">
+<meta name="viewport" content="width=device-width, initial-scale=1">
 <title>Energie — ePaper Dashboard</title>
+<link rel="icon" href="data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Crect width='100' height='100' fill='%230a0a0f'/%3E%3Crect x='10' y='10' width='80' height='80' fill='%23fafafa'/%3E%3Crect x='15' y='15' width='35' height='35' fill='%230080ff'/%3E%3Crect x='50' y='15' width='35' height='35' fill='%23ff0080'/%3E%3Crect x='15' y='50' width='35' height='35' fill='%2300cc00'/%3E%3Crect x='50' y='50' width='35' height='35' fill='%23ff8000'/%3E%3C/svg%3E">
 <style>
-  body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
-         background: #f4f5f7; color: #1a1a1a; margin: 0; padding: 24px; }
-  h1 { font-size: 22px; margin: 0 0 4px; }
-  h2 { font-size: 15px; font-weight: 600; color: #555; margin: 24px 0 8px;
-       text-transform: uppercase; letter-spacing: 0.5px; }
-  .back { float: right; font-size: 13px; color: #2563eb; text-decoration: none; }
-  .card { background: #fff; border: 1px solid #e1e3e8; border-radius: 8px;
-          padding: 20px 24px; max-width: 720px; }
-  .row { display: flex; align-items: center; gap: 12px; padding: 12px 0;
-         border-bottom: 1px solid #f0f1f3; }
-  .row:last-child { border-bottom: none; }
-  .row label { flex: 1; font-size: 14px; }
-  .row .hint { font-size: 12px; color: #888; display: block; margin-top: 2px; }
-  .toggle { position: relative; width: 44px; height: 24px; }
-  .toggle input { opacity: 0; width: 0; height: 0; }
-  .slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0;
-             background: #d1d5db; border-radius: 12px; transition: 0.2s; }
-  .slider::before { content: ""; position: absolute; height: 18px; width: 18px;
-                    left: 3px; bottom: 3px; background: white; border-radius: 50%;
-                    transition: 0.2s; }
-  .toggle input:checked + .slider { background: #10b981; }
-  .toggle input:checked + .slider::before { transform: translateX(20px); }
-  input[type="time"] { padding: 6px 10px; border: 1px solid #d1d5db;
-                       border-radius: 6px; font-size: 14px; }
-  button { background: #2563eb; color: white; border: none; padding: 10px 20px;
-           border-radius: 6px; font-size: 14px; font-weight: 500; cursor: pointer; }
-  button:hover { background: #1d4ed8; }
-  button.secondary { background: #6b7280; }
-  button.secondary:hover { background: #4b5563; }
-  .status { display: inline-block; padding: 4px 10px; border-radius: 4px;
-            font-size: 12px; font-weight: 600; }
-  .status.wach { background: #d1fae5; color: #065f46; }
-  .status.schlaft { background: #fef3c7; color: #92400e; }
-  .pill { display: inline-block; background: #e0e7ff; color: #3730a3;
-          padding: 2px 8px; border-radius: 10px; font-size: 12px;
-          margin-left: 8px; }
-  .footer { margin-top: 16px; font-size: 12px; color: #6b7280; }
-  .pulse { animation: pulse 2s ease-in-out infinite; }
-  @keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
+:root {
+  --bg: #0a0a0f;
+  --surface: #15151c;
+  --surface-2: #1f1f28;
+  --surface-3: #2a2a35;
+  --border: #2e2e3a;
+  --border-light: #3a3a48;
+  --fg: #f0f0f5;
+  --fg-muted: #9090a0;
+  --fg-dim: #6a6a78;
+  --accent: #6d8eff;
+  --accent-bright: #8da9ff;
+  --accent-glow: rgba(109, 142, 255, 0.15);
+  --ok: #4ade80;
+  --warn: #fbbf24;
+  --alert: #f87171;
+  --info: #60a5fa;
+  --success: #22c55e;
+}
+* { box-sizing: border-box; }
+body {
+  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
+  background: var(--bg); color: var(--fg);
+  margin: 0; line-height: 1.5;
+  -webkit-font-smoothing: antialiased;
+  min-height: 100vh;
+}
+.container { max-width: 1400px; margin: 0 auto; padding: 24px 32px 80px; }
+
+/* Header */
+.page-header {
+  display: flex; align-items: center; justify-content: space-between;
+  margin-bottom: 32px; padding-bottom: 20px;
+  border-bottom: 1px solid var(--border);
+}
+.page-header h1 { font-size: 22px; font-weight: 700; margin: 0; color: var(--fg); }
+.back-btn {
+  display: inline-flex; align-items: center; gap: 8px;
+  background: var(--surface-2); color: var(--fg-muted);
+  border: 1px solid var(--border); border-radius: 8px;
+  padding: 8px 16px; font-size: 14px; font-weight: 500;
+  text-decoration: none; cursor: pointer; transition: all 0.15s;
+}
+.back-btn:hover { background: var(--surface-3); color: var(--fg); }
+
+/* Status Banner */
+.status-banner {
+  display: flex; align-items: center; gap: 16px;
+  background: var(--surface); border: 1px solid var(--border);
+  border-radius: 12px; padding: 16px 20px; margin-bottom: 24px;
+}
+.status-pill {
+  display: inline-flex; align-items: center; justify-content: center;
+  min-width: 70px; padding: 6px 14px; border-radius: 20px;
+  font-size: 13px; font-weight: 600; letter-spacing: 0.3px;
+}
+.status-pill.wach { background: rgba(74, 222, 128, 0.15); color: var(--ok); }
+.status-pill.schlaft { background: rgba(251, 191, 36, 0.15); color: var(--warn); animation: pulse 2s ease-in-out infinite; }
+.status-text { font-size: 14px; color: var(--fg-muted); flex: 1; }
+.status-text strong { color: var(--fg); }
+@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
+
+/* Cards */
+.card {
+  background: var(--surface);
+  border: 1px solid var(--border);
+  border-radius: 12px;
+  padding: 20px 24px;
+  margin-bottom: 16px;
+}
+.card-title {
+  font-size: 13px; font-weight: 600; color: var(--fg-muted);
+  text-transform: uppercase; letter-spacing: 0.5px;
+  margin: 0 0 16px;
+}
+.form-row {
+  display: flex; align-items: center; gap: 12px;
+  padding: 14px 0; border-bottom: 1px solid var(--border);
+}
+.form-row:last-child { border-bottom: none; padding-bottom: 0; }
+.form-row label { flex: 1; font-size: 14px; color: var(--fg); }
+.form-row .hint { font-size: 12px; color: var(--fg-dim); display: block; margin-top: 2px; }
+
+/* Toggle */
+.toggle { position: relative; width: 44px; height: 24px; flex-shrink: 0; }
+.toggle input { opacity: 0; width: 0; height: 0; }
+.slider {
+  position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0;
+  background: var(--surface-3); border-radius: 12px; transition: 0.2s;
+  border: 1px solid var(--border-light);
+}
+.slider::before {
+  content: ""; position: absolute; height: 18px; width: 18px;
+  left: 3px; bottom: 2px; background: var(--fg-dim);
+  border-radius: 50%; transition: 0.2s;
+}
+.toggle input:checked + .slider { background: rgba(74, 222, 128, 0.2); border-color: var(--ok); }
+.toggle input:checked + .slider::before { transform: translateX(20px); background: var(--ok); }
+
+/* Time inputs */
+input[type="time"] {
+  padding: 8px 12px; border: 1px solid var(--border);
+  border-radius: 8px; font-size: 14px; background: var(--surface-2);
+  color: var(--fg); outline: none; transition: border-color 0.15s;
+}
+input[type="time"]:focus { border-color: var(--accent); }
+
+/* Buttons */
+.btn {
+  display: inline-flex; align-items: center; gap: 8px;
+  background: var(--accent); color: #fff;
+  border: none; padding: 10px 20px; border-radius: 8px;
+  font-size: 14px; font-weight: 600; cursor: pointer; transition: all 0.15s;
+}
+.btn:hover { background: var(--accent-bright); }
+.btn.secondary { background: var(--surface-3); color: var(--fg-muted); border: 1px solid var(--border); }
+.btn.secondary:hover { background: var(--surface-3); color: var(--fg); }
+.btn-group { display: flex; gap: 12px; margin-top: 20px; }
+
+/* Info text */
+.info-box {
+  background: var(--accent-glow); border: 1px solid rgba(109, 142, 255, 0.3);
+  border-radius: 8px; padding: 14px 16px; margin-top: 20px;
+}
+.info-box p { margin: 0; font-size: 13px; color: var(--fg-muted); line-height: 1.6; }
+
+/* Error */
+.error-msg { color: var(--alert); font-size: 13px; margin-top: 8px; display: none; }
+.error-msg.visible { display: block; }
 </style>
 </head>
 <body>
-<a class="back" href="/">← zurück zum Dashboard</a>
-<h1>Energie</h1>
-<p style="color:#6b7280; font-size:13px; margin:4px 0 0">
-  DeepSleep spart Strom, weil das ePaper das letzte Bild ohne Strom haelt.
-  WiFi bleibt an, damit du das Display jederzeit wecken kannst.
-</p>
+<div class="container">
+  <div class="page-header">
+    <h1>⚡ Energie</h1>
+    <a class="back-btn" href="/">← Dashboard</a>
+  </div>
 
-<div class="card" style="margin-top:20px">
-  <h2>Status <span id="status-pill" class="pill">…</span></h2>
-  <div id="status-text" style="font-size:14px; padding:8px 0">lade…</div>
-  <button class="secondary" id="wake-btn" type="button">Display jetzt wecken</button>
-</div>
+  <div class="status-banner">
+    <span id="status-pill" class="status-pill schlaft">—</span>
+    <span id="status-text" class="status-text">Lädt...</span>
+  </div>
 
-<div class="card" style="margin-top:20px">
-  <h2>DeepSleep</h2>
-  <form method="post" action="/power">
-    <div class="row">
-      <label>
-        DeepSleep aktivieren
-        <span class="hint">Display bleibt zwischen den Zeiten eingefroren, kein Refresh.</span>
-      </label>
-      <span class="toggle">
-        <input type="checkbox" name="deepsleep_enabled"
-               {% if power.deepsleep_enabled %}checked{% endif %}>
-        <span class="slider"></span>
-      </span>
+  <form method="post" action="/power" id="power-form">
+    <div class="card">
+      <div class="form-row">
+        <label for="deepsleep_enabled">
+          DeepSleep aktiv
+          <span class="hint">Display schaltet sich nachts aus, nur noch Netzwerk aktiv</span>
+        </label>
+        <label class="toggle">
+          <input type="checkbox" name="deepsleep_enabled" id="deepsleep_enabled"
+                 {% if power.deepsleep_enabled %}checked{% endif %}>
+          <span class="slider"></span>
+        </label>
+      </div>
+
+      <div class="form-row">
+        <label for="deepsleep_start">Schlafenszeit (von)</label>
+        <input type="time" name="deepsleep_start" id="deepsleep_start"
+               value="{{ power.deepsleep_start or '23:00' }}">
+      </div>
+
+      <div class="form-row">
+        <label for="deepsleep_end">Aufwachzeit (bis)</label>
+        <input type="time" name="deepsleep_end" id="deepsleep_end"
+               value="{{ power.deepsleep_end or '06:00' }}">
+      </div>
+
+      <div class="form-row">
+        <label for="cpu_throttle">
+          CPU drosseln
+          <span class="hint">Reduziert Dauerstromverbrauch um ~0.5–1W</span>
+        </label>
+        <label class="toggle">
+          <input type="checkbox" name="cpu_throttle" id="cpu_throttle"
+                 {% if power.cpu_throttle %}checked{% endif %}>
+          <span class="slider"></span>
+        </label>
+      </div>
+
+      <div class="form-row">
+        <label for="wifi_off">
+          WLAN nachts aus
+          <span class="hint">Schaltet WLAN nach Schlafenszeit ab (wenn implementiert)</span>
+        </label>
+        <label class="toggle">
+          <input type="checkbox" name="wifi_off" id="wifi_off"
+                 {% if power.wifi_off %}checked{% endif %}>
+          <span class="slider"></span>
+        </label>
+      </div>
     </div>
-    <div class="row">
-      <label>
-        Schlafenszeit
-        <span class="hint">Start und Ende im 24h-Format. Mitternacht-Überschreitung
-          (z.B. 23:30 → 06:30) wird automatisch erkannt.</span>
-      </label>
-      <span>
-        <input type="time" name="deepsleep_start"
-               value="{{ power.deepsleep_start }}">
-        bis
-        <input type="time" name="deepsleep_end"
-               value="{{ power.deepsleep_end }}">
-      </span>
-    </div>
-    <div class="row">
-      <label>
-        CPU-Taktung drosseln (Pi)
-        <span class="hint">Während DeepSleep auf 600 MHz takten. Spart ~0.5W.
-          Beim Aufwachen wird automatisch auf Normal-Takt zurückgeschaltet.</span>
-      </label>
-      <span class="toggle">
-        <input type="checkbox" name="cpu_throttle"
-               {% if power.cpu_throttle %}checked{% endif %}>
-        <span class="slider"></span>
-      </span>
-    </div>
-    <div class="row">
-      <label>
-        WiFi im DeepSleep aus
-        <span class="hint"><strong>Nicht empfohlen.</strong> Solange WiFi aus ist, ist
-          das Admin-UI nicht erreichbar — du kannst das Display dann nicht wecken
-          ausser durch physischen Neustart. Nur aktivieren wenn du weisst was du tust.</span>
-      </label>
-      <span class="toggle">
-        <input type="checkbox" name="wifi_off"
-               {% if power.wifi_off %}checked{% endif %}>
-        <span class="slider"></span>
-      </span>
-    </div>
-    <div style="padding-top:16px">
-      <button type="submit">Speichern</button>
+
+    <div id="error-msg" class="error-msg"></div>
+
+    <div class="btn-group">
+      <button type="submit" class="btn">💾 Speichern</button>
+      <button type="button" class="btn secondary" id="wake-btn">⚡ Aufwecken</button>
     </div>
   </form>
-</div>
 
-<div class="card" style="margin-top:20px">
-  <h2>Wie es funktioniert</h2>
-  <ul style="font-size:13px; line-height:1.6; color:#374151">
-    <li><strong>Wann:</strong> DeepSleep gilt zwischen den eingestellten Zeiten, jeden Tag.</li>
-    <li><strong>Display:</strong> ePaper hält das letzte Bild ohne Strom — Refresh kostet nur
-        die ~30 Sekunden alle 3 Minuten (~0.5 Wh pro Refresh).</li>
-    <li><strong>Daten:</strong> Plugin-Fetch läuft weiter, damit beim Aufwachen frische Daten da sind.</li>
-    <li><strong>WiFi:</strong> Bleibt an (default), Admin-UI ist erreichbar.</li>
-    <li><strong>Aufwachen:</strong> "Display jetzt wecken" Button, oder warten bis Ende der Schlafenszeit.</li>
-    <li><strong>Z-Indikator:</strong> Auf dem Display erscheint oben rechts ein "Zz" + Aufwach-Zeit.</li>
-  </ul>
+  <div class="info-box">
+    <p><strong>Z-Indikator:</strong> Auf dem Display erscheint oben rechts ein "Zz" + Aufwach-Zeit wenn DeepSleep aktiv ist.</p>
+    <p style="margin-top:8px">Geschätzte Ersparnis: bei 7h DeepSleep/Tag + 3min Refresh-Intervall ca. 30% weniger Display-Refresh-Strom. Plus Pi-CPU-Throttle ~0.5–1W Dauerersparnis.</p>
+  </div>
 </div>
 
-<p class="footer">
-  Geschätzte Ersparnis: bei 7h DeepSleep/Tag + 3min Refresh-Intervall ca. 30% weniger
-  Display-Refresh-Strom. Plus Pi-CPU-Throttle ~0.5-1W Dauerersparnis.
-</p>
-
 <script>
 async function refreshStatus() {
   try {
-    const r = await fetch('/api/power');
+    const r = await fetch('/api/power', { credentials: 'include' });
+    if (!r.ok) throw new Error('Status nicht abrufbar');
     const d = await r.json();
     const pill = document.getElementById('status-pill');
     const text = document.getElementById('status-text');
     if (d.is_deepsleep) {
-      pill.className = 'pill';
-      pill.style.background = '#fef3c7';
-      pill.style.color = '#92400e';
+      pill.className = 'status-pill schlaft';
       pill.textContent = 'schläft';
-      pill.classList.add('pulse');
       text.innerHTML = `Display schläft bis <strong>${d.next_wake}</strong> `
         + `(${formatDuration(d.seconds_until_wake)} verbleibend)`;
     } else {
-      pill.className = 'pill';
-      pill.style.background = '#d1fae5';
-      pill.style.color = '#065f46';
+      pill.className = 'status-pill wach';
       pill.textContent = 'wach';
-      pill.classList.remove('pulse');
-      text.innerHTML = `Display ist wach. Normaler Refresh-Modus aktiv.`
-        + (d.deepsleep_enabled ? ` Nächster DeepSleep um ${d.deepsleep_start}.` : '');
+      const next = d.deepsleep_enabled ? ` Nächster DeepSleep um ${d.deepsleep_start}.` : '';
+      text.innerHTML = `Display ist wach. Normaler Refresh-Modus.${next}`;
     }
   } catch (e) {
-    document.getElementById('status-text').textContent = 'Status nicht abrufbar: ' + e;
+    document.getElementById('status-text').textContent = 'Status nicht abrufbar (' + e.message + ')';
   }
 }
+
 function formatDuration(secs) {
   const h = Math.floor(secs / 3600);
   const m = Math.floor((secs % 3600) / 60);
   if (h > 0) return `${h}h ${m}m`;
   return `${m}m`;
 }
+
 document.getElementById('wake-btn').addEventListener('click', async () => {
-  const r = await fetch('/api/wake', { method: 'POST' });
-  const d = await r.json();
-  if (d.ok) {
-    document.getElementById('status-text').textContent = 'Wake-Trigger gesendet — Display wacht auf.';
-    setTimeout(refreshStatus, 1000);
-  } else {
-    alert('Wake fehlgeschlagen: ' + d.error);
+  const btn = document.getElementById('wake-btn');
+  btn.disabled = true;
+  try {
+    const r = await fetch('/api/wake', { method: 'POST', credentials: 'include' });
+    const d = await r.json();
+    if (d.ok) {
+      btn.textContent = '✓ Aufgeweckt!';
+      setTimeout(() => { btn.textContent = '⚡ Aufwecken'; btn.disabled = false; }, 2000);
+    } else {
+      throw new Error(d.message || 'Fehler');
+    }
+  } catch (e) {
+    document.getElementById('error-msg').textContent = 'Aufwecken fehlgeschlagen: ' + e.message;
+    document.getElementById('error-msg').classList.add('visible');
+    btn.disabled = false;
   }
 });
+
+// Init
 refreshStatus();
 setInterval(refreshStatus, 30000);
 </script>