remove:移除lpmm工具，改为默认调用

src/tools/not_using/lpmm_get_knowledge.py

@@ -0,0 +1,55 @@
+from src.tools.tool_can_use.base_tool import BaseTool
+
+# from src.common.database import db
+from src.common.logger import get_logger
+from typing import Dict, Any
+from src.chat.knowledge.knowledge_lib import qa_manager
+
+
+logger = get_logger("lpmm_get_knowledge_tool")
+
+
+class SearchKnowledgeFromLPMMTool(BaseTool):
+    """从LPMM知识库中搜索相关信息的工具"""
+
+    name = "lpmm_search_knowledge"
+    description = "从知识库中搜索相关信息，如果你需要知识，就使用这个工具"
+    parameters = {
+        "type": "object",
+        "properties": {
+            "query": {"type": "string", "description": "搜索查询关键词"},
+            "threshold": {"type": "number", "description": "相似度阈值，0.0到1.0之间"},
+        },
+        "required": ["query"],
+    }
+
+    async def execute(self, function_args: Dict[str, Any]) -> Dict[str, Any]:
+        """执行知识库搜索
+
+        Args:
+            function_args: 工具参数
+
+        Returns:
+            Dict: 工具执行结果
+        """
+        try:
+            query = function_args.get("query")
+            # threshold = function_args.get("threshold", 0.4)
+
+            # 调用知识库搜索
+
+            knowledge_info = qa_manager.get_knowledge(query)
+
+            logger.debug(f"知识库查询结果: {knowledge_info}")
+
+            if knowledge_info:
+                content = f"你知道这些知识: {knowledge_info}"
+            else:
+                content = f"你不太了解有关{query}的知识"
+            return {"type": "lpmm_knowledge", "id": query, "content": content}
+        except Exception as e:
+            # 捕获异常并记录错误
+            logger.error(f"知识库搜索工具执行失败: {str(e)}")
+            # 在其他异常情况下，确保 id 仍然是 query (如果它被定义了)
+            query_id = query if "query" in locals() else "unknown_query"
+            return {"type": "info", "id": query_id, "content": f"lpmm知识库搜索失败，炸了: {str(e)}"}