better：优化hfc逻辑

src/do_tool/tool_can_use/send_emoji.py

@@ -1,25 +0,0 @@
-from src.do_tool.tool_can_use.base_tool import BaseTool
-from src.common.logger import get_module_logger
-
-from typing import Dict, Any
-
-logger = get_module_logger("send_emoji_tool")
-
-
-class SendEmojiTool(BaseTool):
-    """发送表情包的工具"""
-
-    name = "send_emoji"
-    description = "当你觉得需要表达情感，或者帮助表达，可以使用这个工具发送表情包"
-    parameters = {
-        "type": "object",
-        "properties": {"text": {"type": "string", "description": "要发送的表情包描述"}},
-        "required": ["text"],
-    }
-
-    async def execute(self, function_args: Dict[str, Any], message_txt: str = "") -> Dict[str, Any]:
-        text = function_args.get("text", message_txt)
-        return {
-            "name": "send_emoji",
-            "content": text,
-        }