调用/chat/file_chat接口，返回404
请求体：

{
  "query": "脑满肠肥",
  "knowledge_id": "2",
  "top_k": 3,
  "score_threshold": 1,
  "history": [
    {
      "content": "我们来玩成语接龙，我先来，生龙活虎",
      "role": "user"
    },
    {
      "content": "虎头虎脑",
      "role": "assistant"
    }
  ],
  "stream": false,
  "model_name": "autodl-tmp-glm-4-9b-chat",
  "temperature": 0.01,
  "max_tokens": 0,
  "prompt_name": "rag_default"
}

响应体：

{
  "code": 404,
  "msg": "[冲！]欢迎试用【环评查特助手】

请先上传环评报告等文件以启用编制行为监督检查、项目风险评测分析等功能！",
  "data": null
}