轮次仓位表格新增行号

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

ft-app/app/templates/positions.html

@@ -120,10 +120,11 @@
   <div class="table-wrap" style="margin-bottom:0;">
   <table style="font-size:0.84rem;">
     <tr>
-      <th>开仓价</th><th>A</th><th>锁仓价</th><th>手数</th><th>已锁</th><th>状态</th><th>操作</th>
+      <th>#</th><th>开仓价</th><th>A</th><th>锁仓价</th><th>手数</th><th>已锁</th><th>状态</th><th>操作</th>
     </tr>
     {% for p in round.positions|reverse %}
     <tr>
+      <td style="color:var(--sub);font-size:0.78rem;">{{ loop.index }}</td>
       <td>{{ p.open_price }}</td>
       <td>{{ p.amp_threshold }}</td>
       <td style="color:var(--danger-fg);font-weight:600;">{{ p.lock_price }}</td>