cyuan

**问题描述** Gemini 使用NextWeb做摘要总结的时候会报错 **复现步骤** 最后一条消息是system **预期结果** 正常响应 我尝试增加判断如果是最后一条消息不append是正常的，但是看注释逻辑好像不是这样 ```go // If a system message is the last message, we need to add a dummy model message to make gemini happy...

It looks like there is a memory leak issue

1

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