fix: show risk amount only in full-margin mode across four exchanges

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

manual_trading_hub/static/app.js

@@ -322,6 +322,34 @@
     };
   }
 
+  function formatMonitorRiskMeta(mo, trendPlan) {
+    const m = mo || {};
+    const t = trendPlan || {};
+    const amt =
+      m.risk_amount != null && m.risk_amount !== ""
+        ? Number(m.risk_amount)
+        : t.risk_amount != null && t.risk_amount !== ""
+          ? Number(t.risk_amount)
+          : null;
+    const pctRaw =
+      m.risk_percent != null && m.risk_percent !== ""
+        ? m.risk_percent
+        : t.risk_percent != null && t.risk_percent !== ""
+          ? t.risk_percent
+          : null;
+    if (pctRaw == null || pctRaw === "") {
+      if (amt != null && Number.isFinite(amt)) {
+        return `风险: ${fmt(amt, 2)}U`;
+      }
+      return null;
+    }
+    const pct = esc(pctRaw);
+    if (amt != null && Number.isFinite(amt)) {
+      return `风险: ${pct}%≈${fmt(amt, 2)}U`;
+    }
+    return `风险: ${pct}%`;
+  }
+
   function resolveTrendMarkPrice(pos, trendPlan, symbol, tickMap) {
     const fromPos = fmtMarkPrice(pos, tickMap);
     if (fromPos && fromPos !== "—") return fromPos;
@@ -1983,13 +2011,8 @@
     const meta = [];
     if (isTrend) {
       meta.push(monitorOrderSourceHtml(mo, trendPlan));
-      const riskPct =
-        trendPlan && trendPlan.risk_percent != null && trendPlan.risk_percent !== ""
-          ? trendPlan.risk_percent
-          : mo.risk_percent;
-      if (riskPct != null && riskPct !== "") {
-        meta.push(`风险: ${esc(riskPct)}%`);
-      }
+      const riskLine = formatMonitorRiskMeta(mo, trendPlan);
+      if (riskLine) meta.push(riskLine);
       if (trendPlan && trendPlan.id) {
         const zone =
           trendPlan.add_upper_display ||
@@ -2006,9 +2029,8 @@
       meta.push(monitorOrderSourceHtml(mo, trendPlan));
       if (mo.trade_style) meta.push(`风格: ${esc(mo.trade_style)}`);
       else meta.push("风格: —");
-      if (mo.risk_percent != null) {
-        meta.push(`风险: ${esc(mo.risk_percent)}%`);
-      }
+      const riskLine = formatMonitorRiskMeta(mo, trendPlan);
+      if (riskLine) meta.push(riskLine);
       const beOn = mo.breakeven_enabled === 1 || mo.breakeven_enabled === true;
       meta.push(
         `<span class="${beOn ? "pos-meta-on" : "pos-meta-off"}">移动保本:${beOn ? "开" : "关"}</span>`