总览仓位合计只显示持仓笔数，不再附带张数。

Co-authored-by: Cursor <cursoragent@cursor.com>

static/hub.js

@@ -301,7 +301,6 @@
       online: 0,
       offline: 0,
       positions: 0,
-      sheets: 0,
       pnl: 0,
       premium: 0,
       cash: 0,
@@ -314,10 +313,6 @@
   function addOnlineMetrics(bucket, snap) {
     const brief = snap.positions_brief || snap.positions || [];
     bucket.positions += brief.length;
-    brief.forEach(function (p) {
-      const sheets = numOrNull(p && p.sheets);
-      if (sheets != null) bucket.sheets += sheets;
-    });
     const pnl =
       snap.pnl && snap.pnl.unrealized_usdt != null
         ? numOrNull(snap.pnl.unrealized_usdt)
@@ -369,12 +364,6 @@
   }
 
   function renderAggCards(bucket) {
-    const posText =
-      bucket.positions > 0
-        ? bucket.positions +
-          " 笔" +
-          (bucket.sheets > 0 ? " / " + Math.round(bucket.sheets) + " 张" : "")
-        : "0";
     const items = [
       {
         label: "在线",
@@ -386,7 +375,7 @@
         value: String(bucket.offline),
         cls: bucket.offline > 0 ? "status-off" : "",
       },
-      { label: "仓位合计", value: posText },
+      { label: "仓位合计", value: String(bucket.positions) },
       {
         label: "浮盈合计",
         value: bucket.hasPnl ? fmtPnl(bucket.pnl) : "—",
@@ -446,13 +435,7 @@
         bucket.offline +
         "</td>" +
         "<td>" +
-        escapeHtml(
-          bucket.positions > 0
-            ? bucket.positions +
-                " 笔" +
-                (bucket.sheets > 0 ? " / " + Math.round(bucket.sheets) + " 张" : "")
-            : "0"
-        ) +
+        bucket.positions +
         "</td>" +
         '<td class="' +
         (bucket.hasPnl ? pnlClass(bucket.pnl) : "") +