Show option net P/L from bid recycle minus premium.

Rename floating P/L to net P/L, align ROI, and display bid depth as price/liquidity for only the levels needed to close.

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

lib/options/options_pricing_lib.py

@@ -70,6 +70,7 @@ def estimate_close_by_bids(
             "total_received": 0.0,
             "avg_px": None,
             "estimated_pnl": None,
+            "estimated_pnl_ratio_pct": None,
         }
     for i, level in enumerate(bids or [], start=1):
         if remaining <= 0:
@@ -98,10 +99,14 @@ def estimate_close_by_bids(
         remaining -= take
     covered = target - remaining
     avg_px = (total_received / eth_amount_from_sheets(covered, ct_mult)) if covered > 0 else None
+    # 净盈亏 = 按买盘可回收 − 全部权利金(与「可落袋」口径一致;买一不够会展开更多档)
     estimated_pnl = None
+    estimated_pnl_ratio_pct = None
     if premium_paid is not None and covered > 0:
-        paid_basis = float(premium_paid) * (covered / target)
-        estimated_pnl = round(total_received - paid_basis, 4)
+        paid = float(premium_paid)
+        estimated_pnl = round(total_received - paid, 4)
+        if paid > 0:
+            estimated_pnl_ratio_pct = round(estimated_pnl / paid * 100.0, 2)
     return {
         "levels": levels,
         "covered_sheets": covered,
@@ -109,6 +114,7 @@ def estimate_close_by_bids(
         "total_received": round(total_received, 4),
         "avg_px": round(avg_px, 4) if avg_px is not None else None,
         "estimated_pnl": estimated_pnl,
+        "estimated_pnl_ratio_pct": estimated_pnl_ratio_pct,
     }