Initial CoinOX instance: coin-margined options + USDT hedge.

Forked from crypto_monitor OKX instance (copy-only). Keeps standalone options, perp-options and options-options hedge; drops standalone perp entrypoints; forces coin margin; adds sim wallets; default port 5010.

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

lib/strategy/templates/symbol_live_price_snippet.html

@@ -0,0 +1,10 @@
+{# 币种输入旁实时现价(须加载 symbol_live_price.js) #}
+{% macro symbol_live_price_hint(price_id, symbol_input_id, direction_input_id='') -%}
+<span
+    id="{{ price_id }}"
+    class="symbol-live-price"
+    data-symbol-input="{{ symbol_input_id }}"
+    {% if direction_input_id %}data-direction-input="{{ direction_input_id }}"{% endif %}
+    aria-live="polite"
+>现价:—</span>
+{%- endmacro %}