stateless mode for fastmcp entrypoint

auth/service_decorator.py

@@ -1,5 +1,6 @@
 import inspect
 import logging
+
 import re
 from functools import wraps
 from typing import Dict, List, Optional, Any, Callable, Union, Tuple
@@ -38,9 +39,7 @@ from auth.scopes import (
     CUSTOM_SEARCH_SCOPE,
 )
 
-# OAuth 2.1 integration is now handled by FastMCP auth
-OAUTH21_INTEGRATION_AVAILABLE = True
-
+logger = logging.getLogger(__name__)
 
 # Authentication helper functions
 def _get_auth_context(
@@ -236,9 +235,6 @@ async def get_authenticated_google_service_oauth21(
     return service, user_google_email
 
 
-logger = logging.getLogger(__name__)
-
-
 def _remove_user_email_arg_from_docstring(docstring: str) -> str:
     """
     Remove user_google_email parameter documentation from docstring.

fastmcp_server.py

@@ -33,6 +33,9 @@ logging.basicConfig(
 )
 logger = logging.getLogger(__name__)
 
+# Skip file logging in stateless mode
+stateless_mode = os.getenv("WORKSPACE_MCP_STATELESS_MODE", "false").lower() == "true"
+if not stateless_mode:
     # Configure file logging
     try:
         root_logger = logging.getLogger()
@@ -52,6 +55,8 @@ try:
         logger.debug(f"Detailed file logging configured to: {log_file_path}")
     except Exception as e:
         sys.stderr.write(f"CRITICAL: Failed to set up file logging to '{log_file_path}': {e}\n")
+else:
+    logger.debug("File logging disabled in stateless mode")
 
 def configure_safe_logging():
     """Configure safe Unicode handling for logging."""
@@ -76,7 +81,8 @@ def configure_safe_logging():
 # Configure safe logging
 configure_safe_logging()
 
-# Check credentials directory permissions
+# Check credentials directory permissions (skip in stateless mode)
+if not stateless_mode:
     try:
         logger.info("🔍 Checking credentials directory permissions...")
         check_credentials_directory_permissions()
@@ -85,6 +91,8 @@ except (PermissionError, OSError) as e:
         logger.error(f"❌ Credentials directory permission check failed: {e}")
         logger.error("   Please ensure the service has write permissions to create/access the credentials directory")
         sys.exit(1)
+else:
+    logger.info("🔍 Skipping credentials directory check (stateless mode)")
 
 # Set transport mode for HTTP (FastMCP CLI defaults to streamable-http)
 set_transport_mode('streamable-http')