添加mcp配置

service/wecom/exceptions/general.py

@@ -0,0 +1,14 @@
+class SDKException(Exception):
+    def __init__(self, errcode: int, message: str):
+        """
+        通用错误返回类，用于抛出请求错误时的异常
+        - 若请求返回的errcode不为0，则抛出此异常
+
+        @param errcode: 错误码
+        @param message: 错误信息
+        """
+        self.errcode = str(errcode)
+        self.message = message
+
+    def __str__(self):
+        return f"Error Occured: {self.errcode} - {self.message}"