下线永续监控与 USDC 期权，仅保留币本位期权路径。

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

app.py

@@ -5117,23 +5117,9 @@ def force_close_before_reset():
     conn.commit()
     conn.close()
 
-# 后台线程
+# 后台线程(永续已下线:不再跑划转/强平/关键位/委托监控;期权监控见 options_monitor_loop)
 def background_task():
     while True:
-        try:
-            auto_transfer_once_per_day()
-            # force_close 自带连接,勿套在另一未关闭连接上
-            force_close_before_reset()
-            conn = get_db()
-            try:
-                reconcile_external_closes(conn)
-                conn.commit()
-            finally:
-                conn.close()
-            check_key_monitors()
-            check_order_monitors()
-        except Exception as e:
-            print(f"[monitor_loop] {e}", flush=True)
         time.sleep(MONITOR_POLL_SECONDS)
 
 
@@ -5637,16 +5623,14 @@ def index():
 @app.route("/key_monitor")
 @login_required
 def key_monitor_page():
-    redir = redirect_to_embed_shell_if_enabled("key_monitor")
-    if redir is not None:
-        return redir
-    return render_main_page("key_monitor")
+    # 永续关键位监控已下线
+    return redirect("/options")
 
 
 @app.route("/trade")
 @login_required
 def trade_page():
-    # 实盘下单界面已移除;永续下单仍由对冲计划走 place_exchange_order
+    # 永续实盘下单已下线
     return redirect("/options")
 
 
@@ -6303,7 +6287,7 @@ def order_focus():
 @login_required
 def add_order():
     # 实盘下单界面已移除;永续开平仓请走对冲计划(place_exchange_order / close_exchange_order)
-    flash("实盘下单界面已移除,请使用对冲计划或期权页")
+    flash("永续实盘下单已下线,请使用期权页")
     return redirect("/options")
 
 
@@ -7679,5 +7663,5 @@ if __name__ == "__main__":
     from lib.common.flask_access_log_lib import silence_werkzeug_access_log
 
     silence_werkzeug_access_log()
-    threading.Thread(target=background_task, daemon=True).start()
+    # 永续 background_task 已下线;期权监控由 install_options_trading 启动
     app.run(host=HOST, port=PORT, debug=DEBUG, threaded=True)