ui: pools card — live summary header matching array card style

Shows N/total ok · X% used · max Y° · ↓read ↑write in the Pools
card title, using SSD thresholds for temp coloring.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Plugin/unraid/pages/monitor.php

@@ -156,7 +156,7 @@
       <h3>
         <span style="display:flex;align-items:center;gap:5px;">
           <span class="vv-ico"><svg width="12" height="12" viewBox="0 0 12 12" fill="none" stroke="#aaa" stroke-width="1.1" stroke-linecap="round"><ellipse cx="6" cy="3" rx="4.5" ry="1.5"/><line x1="1.5" y1="3" x2="1.5" y2="9"/><line x1="10.5" y1="3" x2="10.5" y2="9"/><ellipse cx="6" cy="9" rx="4.5" ry="1.5"/></svg></span>
-          Pools
+          <span id="vv-pools-title">Pools</span>
         </span>
         <a href="/Main" target="_blank" class="vv-card-cog" title="Array Management">⚙</a>
       </h3>
@@ -1207,6 +1207,34 @@ function vvPollMonitor() {
       // ── Pools ─────────────────────────────────────────────────────────────────
       vvDiskIo = d.disk_io ?? {};
       vvLastStorageDisks = d.storage ?? [];
+      (() => {
+        const disks     = vvLastStorageDisks;
+        const titleEl   = document.getElementById('vv-pools-title');
+        if (titleEl && disks.length) {
+          const okDisks   = disks.filter(d => d.status === 'DISK_OK' || !d.status).length;
+          const totalGb   = disks.reduce((s, d) => s + (d.size_gb ?? 0), 0);
+          const usedGb    = disks.reduce((s, d) => s + (d.used_gb ?? 0), 0);
+          const pct       = totalGb > 0 ? Math.round(usedGb / totalGb * 100) : 0;
+          const pctColor  = pct >= (vvThresholds.util_crit ?? 90) ? '#f44336' : pct >= (vvThresholds.util_warn ?? 70) ? '#ff9800' : '#4caf50';
+          const temps     = disks.map(d => d.temp).filter(t => t != null);
+          const maxTemp   = temps.length ? Math.max(...temps) : null;
+          const maxTempColor = maxTemp == null ? '#444'
+            : maxTemp >= (vvThresholds.ssd_crit ?? 70) ? '#f44336'
+            : maxTemp >= (vvThresholds.ssd_warn ?? 60) ? '#ff9800' : '#4caf50';
+          const [pIor, pIow] = vvIoSum(disks.map(d => d.device));
+          const ioParts = [];
+          if (pIor >= 0.05) ioParts.push(`<span style="color:#3a7a3a;">↓${vvFmtRate(pIor)}</span>`);
+          if (pIow >= 0.05) ioParts.push(`<span style="color:#7a4a1a;">↑${vvFmtRate(pIow)}</span>`);
+          const ioHtml = ioParts.length ? `· <span style="font-weight:400;">${ioParts.join(' ')}</span>` : '';
+          titleEl.innerHTML = `Pools
+            <span style="font-size:10px;color:#444;font-weight:400;text-transform:none;letter-spacing:0;margin-left:6px;">
+              ${okDisks}/${disks.length} ok
+              · <span style="color:${pctColor};">${pct}%</span> used
+              ${maxTemp != null ? `· <span style="color:${maxTempColor};">max ${maxTemp}°</span>` : ''}
+              ${ioHtml}
+            </span>`;
+        }
+      })();
       document.getElementById('vv-storage-body').innerHTML = vvRenderPools(vvLastStorageDisks);
 
       // ── Array disks — summary header + min 3 columns ─────────────────────────