feat: 关键位回调/突破触价开仓拆分与穿越触发

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

key_monitor_schema_lib.py

@@ -0,0 +1,14 @@
+"""关键位监控表结构迁移（四所共用）。"""
+from __future__ import annotations
+
+from typing import Any
+
+
+def ensure_key_monitor_schema(conn: Any) -> None:
+    for sql in (
+        "ALTER TABLE key_monitors ADD COLUMN last_mark_price REAL",
+    ):
+        try:
+            conn.execute(sql)
+        except Exception:
+            pass