合约列表新增次日振幅字段

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

ft-app/app/templates/index.html

@@ -17,7 +17,7 @@
   </div>
   <div class="product-body">
     <table>
-      <tr><th>合约</th><th>日期</th><th>开盘</th><th>收盘</th><th>最高</th><th>最低</th><th>振幅</th><th>操作</th></tr>
+      <tr><th>合约</th><th>日期</th><th>开盘</th><th>收盘</th><th>最高</th><th>最低</th><th>振幅</th><th>次日振幅</th><th>操作</th></tr>
       {% for c in pg.contracts %}
       <tr>
         <td><strong>{{ c }}</strong></td>
@@ -34,8 +34,15 @@
           <span class="na">—</span>
           {% endif %}
         </td>
+        <td>
+          {% if c in contract_next_amp %}
+          <span class="badge badge-warn">{{ contract_next_amp[c] }}</span>
+          {% else %}
+          <span class="na">—</span>
+          {% endif %}
+        </td>
         {% else %}
-        <td colspan="6" class="na">暂无数据</td>
+        <td colspan="7" class="na">暂无数据</td>
         {% endif %}
         <td><a href="/contracts/{{ c }}" style="color:var(--accent);text-decoration:none;">详情 →</a></td>
       </tr>