对齐币本位期权：现货缓冲开仓、页头 ETH/BTC 余额与默认 coin 模式。

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

lib/options/options_db.py

@@ -101,11 +101,21 @@ def init_options_tables(conn: sqlite3.Connection) -> None:
         "ALTER TABLE options_trades ADD COLUMN profit_exit_enabled INTEGER DEFAULT 0",
         "ALTER TABLE options_trades ADD COLUMN profit_exit_mult REAL DEFAULT 1.0",
         "ALTER TABLE options_trades ADD COLUMN profit_exit_state TEXT DEFAULT 'idle'",
+        "ALTER TABLE options_trades ADD COLUMN margin_mode TEXT DEFAULT 'usdc'",
+        "ALTER TABLE options_trades ADD COLUMN premium_ccy TEXT DEFAULT 'USDC'",
+        "ALTER TABLE options_trades ADD COLUMN bridge_id INTEGER",
+        "ALTER TABLE options_trades ADD COLUMN budget_usdt REAL",
     ):
         try:
             conn.execute(ddl)
         except Exception:
             pass
+    try:
+        from lib.options.options_spot_bridge_lib import ensure_bridge_table
+
+        ensure_bridge_table(conn)
+    except Exception:
+        pass
     init_options_review_tables(conn)
 
 
@@ -124,7 +134,8 @@ def sum_open_premium_paid(conn: sqlite3.Connection, inst_id: str) -> float | Non
     ).fetchone()
     if not row or int(row["n"] or 0) < 1:
         return None
-    return round(float(row["total"] or 0), 4)
+    # 币本位权利金常 <1e-4,保留 8 位避免被裁成 0
+    return round(float(row["total"] or 0), 8)
 
 
 def sum_open_sheets(conn: sqlite3.Connection, inst_id: str) -> int | None: