✨ 添加内置工具插件，支持获取已加载插件列表和读取本地文件内容功能

nonebot_plugin_marshoai/plugins/builtin_tools/file_io.py

@@ -0,0 +1,23 @@
+import aiofiles  # type: ignore
+from nonebot.permission import SUPERUSER
+
+from nonebot_plugin_marshoai.plugin import String, on_function_call
+
+
+@on_function_call(description="获取设备上本地文件内容").params(
+    fp=String(description="文件路径")
+).permission(SUPERUSER)
+async def read_file(fp: str) -> str:
+    """获取设备上本地文件内容
+
+    Args:
+        fp (str): 文件路径
+
+    Returns:
+        str: 文件内容
+    """
+    try:
+        async with aiofiles.open(fp, "r", encoding="utf-8") as f:
+            return await f.read()
+    except Exception as e:
+        return "读取出错: " + str(e)