fix(RouterService): AddRouters 缓存更新用 try-catch 保护

wanshenmean

2026-03-27 71403dd5e730c6966b2754f94b8a2df50729bfd3

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{"t":0,"agent":"a1dd170","agent_type":"unknown","event":"agent_stop","success":true}
{"t":0,"agent":"a5ca246","agent_type":"unknown","event":"agent_stop","success":true}