feat(StockInfoController): 添加 Get3DLayout GET 接口

wanshenmean

2026-03-30 f1f9549a8393ce67f01dbb560ecec3e375564739

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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}