docs: 修正仪表盘设计文档中的关键错误

wanshenmean

2026-03-30 c200bc37b5781762bf86d6599f83c47369413303

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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}