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/instance/templates/force_close_header_badge.html

@@ -0,0 +1,8 @@
+{% if force_close.enabled %}
+<span class="force-close-badge" id="force-close-header-badge" role="status"
+    title="北京时间 {{ force_close.hour_label }} 整点未平仓将市价强制清仓(result=强制清仓)"
+    data-force-close-at-ms="{{ force_close.next_at_ms or '' }}"
+    data-force-close-active="{{ '1' if force_close.active else '0' }}">
+    {{ force_close.label }} 已开启 · <span class="force-close-header-cd">{{ force_close.countdown or '--:--:--' }}</span>
+</span>
+{% endif %}