"""
应用级全局状态

event_bus、ws_manager 等由 main.py startup 设置，各 router 通过 `from app import state` 使用。
"""

event_bus = None
ws_manager = None


def set_event_bus(eb):
    global event_bus
    event_bus = eb


def set_ws_manager(wm):
    global ws_manager
    ws_manager = wm