feat: options UI scroll layout, stats card, funding balance, and cross-account transfer

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

lib/exchange/okx_options_lib.py

@@ -489,6 +489,14 @@ def fetch_options_trading_usdc(ex: ccxt.okx) -> float | None:
     return round(float(v), 2)
 
 
+def fetch_options_funding_usdc(ex: ccxt.okx) -> float | None:
+    bal = fetch_options_balances(ex)
+    v = bal.get("funding_usdc")
+    if v is None:
+        return None
+    return round(float(v), 2)
+
+
 def spot_market_swap_usdt_usdc(
     ex: ccxt.okx,
     *,
@@ -538,7 +546,8 @@ def transfer_main_sub_account(
     amount: float,
     sub_acct: str,
     main_to_sub: bool,
-    account: str = "funding",
+    from_account: str = "funding",
+    to_account: str = "funding",
 ) -> dict[str, Any]:
     """主账户与子账户之间划转（须主账户 API）。"""
     if amount <= 0:
@@ -546,15 +555,16 @@ def transfer_main_sub_account(
     sub = (sub_acct or "").strip()
     if not sub:
         return {"ok": False, "msg": "未配置子账户名称 OKX_SUB_ACCOUNT_NAME"}
-    acct_code = _OKX_ACCT_CODE.get((account or "funding").lower(), "6")
+    from_code = _OKX_ACCT_CODE.get((from_account or "funding").lower(), "6")
+    to_code = _OKX_ACCT_CODE.get((to_account or "funding").lower(), "6")
     try:
         resp = ex.private_post_asset_transfer(
             {
                 "type": "1" if main_to_sub else "2",
                 "ccy": str(ccy).upper(),
                 "amt": str(amount),
-                "from": acct_code,
-                "to": acct_code,
+                "from": from_code,
+                "to": to_code,
                 "subAcct": sub,
             }
         )