feat: options sheet sizing, ITM/OTM labels, and 14-day chain view

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

lib/exchange/okx_options_lib.py

@@ -7,7 +7,7 @@ from typing import Any, Callable
 
 import ccxt
 
-from lib.options.options_pricing_lib import is_shallow_itm
+from lib.options.options_pricing_lib import is_shallow_itm, option_moneyness, option_moneyness_label
 
 
 def create_options_exchange(
@@ -251,6 +251,7 @@ def build_option_chain(
         bid = _safe_float(t.get("bidPx"))
         if ask is None and bid is None:
             continue
+        mny = option_moneyness(opt_type=opt_type, strike=strike, index_px=idx)
         exp_key = str(exp_ms)
         expiries.setdefault(exp_key, []).append(
             {
@@ -260,6 +261,8 @@ def build_option_chain(
                 "exp_time": exp_ms,
                 "ask": ask,
                 "bid": bid,
+                "moneyness": mny,
+                "moneyness_label": option_moneyness_label(mny),
                 "ct_mult": _safe_float(meta.get("ctMult")) or 0.01,
                 "tick_sz": meta.get("tickSz"),
                 "min_sz": int(_safe_float(meta.get("minSz")) or 1),