feat: 趋势户开仓类型大分歧A/B/小分歧，自动联动趋势波段与复盘

下单监控增加 entry_model 下拉；平仓写入短标签并预填复盘。Binance/OKX 用趋势 profile，Gate 日内仍用手选 trade_style。

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

lib/instance/templates/embed_page_fragment.html

@@ -42,10 +42,8 @@
                     <option value="price">止盈止损：价格模式</option>
                     <option value="pct">止盈止损：百分比模式</option>
                 </select>
-                <select name="trade_style" required>
-                    <option value="trend">趋势单</option>
-                    <option value="swing">波段单</option>
-                </select>
+                {% from 'order_entry_model_fields.html' import order_entry_type_fields with context %}
+                {{ order_entry_type_fields() }}
                 {% if position_sizing_mode != 'full_margin' %}
                 <input id="order-leverage" name="leverage" type="number" min="1" step="1" placeholder="杠杆(可选)">
                 {% endif %}
@@ -108,7 +106,7 @@
                     </div>
                     <div class="pos-meta">
                         <span class="pos-meta-item">来源: {{ o.monitor_type|default('下单监控', true) }}{% if o.key_signal_type %} · {{ o.key_signal_type }}{% endif %}</span>
-                        <span class="pos-meta-item">风格: {{ o.trade_style or 'trend' }}</span>
+                        <span class="pos-meta-item">{% if o.entry_model_label %}开仓: {{ o.entry_model_label }}{% else %}风格: {{ '波段单' if o.trade_style == 'swing' else '趋势单' }}{% endif %}</span>
                         <span class="pos-meta-item">风险: {% if position_sizing_mode == 'full_margin' %}{{ funds_fmt(o.risk_amount) if o.risk_amount is not none else '-' }}U{% else %}{{ o.risk_percent or '-' }}%≈{{ funds_fmt(o.risk_amount) if o.risk_amount is not none else '-' }}U{% endif %}</span>
                         <span class="pos-meta-item" id="order-latest-risk-wrap-{{ o.id }}" style="display:none">最新风险: —</span>
                         <span class="pos-meta-item {% if o.breakeven_enabled %}pos-meta-on{% else %}pos-meta-off{% endif %}">