feat: 账户方向与币种白名单 env 开关（三所）

Per-instance TRADE_DIRECTION / TRADE_SYMBOL_WHITELIST restricts UI and API for manual orders, key monitors, and strategies; includes sync script for deployment profiles.

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

lib/strategy/templates/key_monitor_panel.html

@@ -142,7 +142,8 @@
         {% endif %}
     </div>
     <form id="key-form" action="/add_key" method="post" class="form-row">
-        <input name="symbol" placeholder="BTC 或 BTC/USDT" required>
+        {% from 'trade_policy_fields.html' import trade_policy_symbol, trade_policy_direction %}
+        {{ trade_policy_symbol('symbol', 'key-symbol') }}
         <select name="type" id="key-type-select" required>
             {% if position_sizing_mode != 'full_margin' %}
             <option value="箱体突破">箱体突破</option>
@@ -155,9 +156,7 @@
             <option value="突破触价开仓">突破触价开仓</option>
             <option value="关键支撑阻力">关键支撑阻力</option>
         </select>
-        <select name="direction" id="key-direction" required>
-            <option value="">方向</option><option value="long">做多</option><option value="short">做空</option>
-        </select>
+        {{ trade_policy_direction('direction', 'key-direction') }}
         <input name="key_price" id="key-fb-price" step="0.0001" placeholder="做空填高点/做多填低点" style="display:none">
         <input name="trigger_entry" id="key-trigger-entry" step="0.0001" placeholder="计划入场价" style="display:none">
         <input name="trigger_sl" id="key-trigger-sl" step="0.0001" placeholder="止损价" style="display:none">