feat: 持仓快照盈亏比与交易所止损已保本标识

盈亏比固定用开仓 initial_stop_loss 计算，人工改委托后不变化；轮询交易所止损触发价相对成交价判定已保本，四所实例与中控统一显示绿色标识。

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

crypto_monitor_gate_bot/templates/index.html

@@ -120,6 +120,7 @@
         .plan-card-title{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:1rem;font-weight:700;color:#f0f2ff}
         .plan-card-meta{font-size:.76rem;color:#8892b0;line-height:1.55;margin-bottom:10px}
         .plan-card-meta .accent{color:#6ab8ff}
+        .pos-breakeven-badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:6px;font-size:.72rem;font-weight:600;background:#1a3d2e;color:#4cd97f;margin-left:6px}
         .plan-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px 14px;margin-bottom:10px}
         @media (max-width:720px){
             .plan-card-grid{grid-template-columns:1fr}
@@ -363,6 +364,7 @@
                     <div class="plan-card-meta">
                         来源: 下单监控 ｜ 风格: {{ o.trade_style or 'trend' }} ｜ 风险: {% if o.risk_percent is not none %}{{ o.risk_percent }}%{% else %}—{% endif %}≈{{ money_fmt(o.risk_amount) }}U
                         ｜ {% if o.breakeven_enabled %}<span class="accent">移动保本: 开 {{ o.breakeven_rr_trigger or '-' }}R→{{ price_fmt(osym, o.breakeven_price) }}</span>{% else %}移动保本: 关{% endif %}
+                        <span id="order-be-wrap-{{ o.id }}" style="display:none"><span class="pos-breakeven-badge">已保本</span></span>
                     </div>
                     <div class="plan-card-grid">
                         <div class="plan-cell">
@@ -1471,6 +1473,12 @@ function paintPriceTrend(el, key, value){
     lastPriceMap[key] = value;
 }
 
+function paintBreakevenBadge(orderId, secured){
+    const wrap = document.getElementById(`order-be-wrap-${orderId}`);
+    if(!wrap) return;
+    wrap.style.display = secured ? "inline-flex" : "none";
+}
+
 function refreshPriceSnapshot(){
     fetch("/api/price_snapshot").then(r=>r.json()).then(data=>{
         const updatedEl = document.getElementById("price-last-updated");
@@ -1534,6 +1542,7 @@ function refreshPriceSnapshot(){
             if(rrEl){
                 rrEl.innerText = (typeof o.rr_ratio !== "undefined" && o.rr_ratio !== null) ? `${Number(o.rr_ratio).toFixed(2)}:1` : "-";
             }
+            paintBreakevenBadge(o.id, o.sl_breakeven_secured);
         });
     }).catch(()=>{});
 }