fix: redirect subprocess stderr to log info

Author: cristipufu

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "uipath-mcp"
-version = "0.0.17"
+version = "0.0.18"
 description = "UiPath MCP SDK"
 readme = { file = "README.md", content-type = "text/markdown" }
 requires-python = ">=3.10"

src/uipath_mcp/_cli/_runtime/_logger.py

@@ -0,0 +1,15 @@
+import logging
+
+
+class LoggerAdapter:
+    def __init__(self, logger, level=logging.INFO):
+        self.logger = logger
+        self.level = level
+
+    def write(self, message):
+        if message and not message.isspace():
+            self.logger.log(self.level, message.rstrip())
+        return len(message)
+
+    def flush(self):
+        pass

src/uipath_mcp/_cli/_runtime/_session.py

@@ -7,6 +7,7 @@
 from uipath import UiPath
 
 from .._utils._config import McpServer
+from ._logger import LoggerAdapter
 
 logger = logging.getLogger(__name__)
 
@@ -55,7 +56,11 @@ async def _run_server(self, server_params: StdioServerParameters) -> None:
         """Run the server in proper context managers."""
         logger.info(f"Starting server process for session {self.session_id}")
         try:
-            async with stdio_client(server_params) as (read, write):
+            stderr_adapter = LoggerAdapter(logger)
+            async with stdio_client(server_params, errlog=stderr_adapter) as (
+                read,
+                write,
+            ):
                 self.read_stream, self.write_stream = read, write
                 logger.info(f"Session {self.session_id} - stdio client started")