feat: strategy trade snapshots, DCA detail, and hub trend layout

Persist ended trend pullback and roll group snapshots to a unified records page; show replenishment tiers on instance and hub cards with horizontal single-position layout.

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

crypto_monitor_gate_bot/templates/index.html

@@ -248,6 +248,7 @@
     <div class="top-nav">
         <a href="/trade" class="{% if page == 'trade' %}active{% endif %}">交易执行</a>
         <a href="/strategy" class="{% if page in ('strategy', 'strategy_trend', 'strategy_roll') %}active{% endif %}">策略交易</a>
+        <a href="/strategy/records" class="{% if page == 'strategy_records' %}active{% endif %}">策略交易记录</a>
         <a href="/records" class="{% if page == 'records' %}active{% endif %}">交易记录与复盘</a>
         <a href="/stats" class="{% if page == 'stats' %}active{% endif %}">统计分析</a>
     </div>
@@ -422,6 +423,8 @@
         {% elif page in ('strategy', 'strategy_trend', 'strategy_roll') %}
         {% set can_trade_trend = can_trade %}
         {% include 'strategy_trading_page.html' %}
+        {% elif page == 'strategy_records' %}
+        {% include 'strategy_records_page.html' %}
         {% endif %}
 
         {% if page == 'records' %}