Add hedge-plan WeChat start/end alerts and expiry settlement.

Wire idempotent notify on open/close/partial fail, settle OO at expiry, and close orphaned TP option legs without rewriting plan totals.

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

lib/hedge_plan/hedge_plan_register.py

@@ -98,6 +98,7 @@ def _build_cfg(app_module: Any) -> dict[str, Any]:
         "perp_account_label": (os.getenv("OKX_ACCOUNT_LABEL") or "合约账户").strip(),
         "options_account_label": (os.getenv("OKX_OPTIONS_ACCOUNT_LABEL") or "期权账户").strip(),
         "live_trading": _env_bool("LIVE_TRADING_ENABLED", False),
+        "send_wechat": getattr(app_module, "send_wechat_msg", None),
     }
 
 
@@ -171,7 +172,14 @@ def _maybe_start_monitor(cfg: dict[str, Any]) -> None:
 
 
 def _persist_po(cfg: dict[str, Any], result: dict[str, Any], body: dict[str, Any]) -> int:
-    from lib.hedge_plan.hedge_plan_db import init_hedge_plan_tables, insert_leg, insert_plan
+    from lib.hedge_plan.hedge_plan_db import (
+        get_plan,
+        get_plan_legs,
+        init_hedge_plan_tables,
+        insert_leg,
+        insert_plan,
+    )
+    from lib.hedge_plan.hedge_plan_notify_lib import notify_plan_start
 
     conn = cfg["get_db"]()
     try:
@@ -229,13 +237,25 @@ def _persist_po(cfg: dict[str, Any], result: dict[str, Any], body: dict[str, Any
             },
         )
         conn.commit()
+        plan = get_plan(conn, plan_id)
+        legs = get_plan_legs(conn, plan_id)
+        if plan:
+            notify_plan_start(cfg, conn, plan, legs)
+            conn.commit()
         return plan_id
     finally:
         conn.close()
 
 
 def _persist_oo(cfg: dict[str, Any], result: dict[str, Any], body: dict[str, Any]) -> int:
-    from lib.hedge_plan.hedge_plan_db import init_hedge_plan_tables, insert_leg, insert_plan
+    from lib.hedge_plan.hedge_plan_db import (
+        get_plan,
+        get_plan_legs,
+        init_hedge_plan_tables,
+        insert_leg,
+        insert_plan,
+    )
+    from lib.hedge_plan.hedge_plan_notify_lib import notify_plan_start
 
     conn = cfg["get_db"]()
     try:
@@ -274,6 +294,11 @@ def _persist_oo(cfg: dict[str, Any], result: dict[str, Any], body: dict[str, Any
                 },
             )
         conn.commit()
+        plan = get_plan(conn, plan_id)
+        legs = get_plan_legs(conn, plan_id)
+        if plan:
+            notify_plan_start(cfg, conn, plan, legs)
+            conn.commit()
         return plan_id
     finally:
         conn.close()