fix: restore Python 3.12 startup and release 2.0.1

mcp_server/shared.py

@@ -11,9 +11,9 @@ import logging
 import threading
 from typing import get_type_hints
 
-from mcp.server.fastmcp import FastMCP
 from starlette.responses import JSONResponse
 
+from artemis.mcp.tool_server import ArtemisFastMCP
 from artemis.service_registry import TOKEN_HEADER
 
 
@@ -85,7 +85,7 @@ def create_shared_mcp():
     from mcp_server import tools
 
     executor = ToolExecutor()
-    shared = FastMCP(
+    shared = ArtemisFastMCP(
         "artemis",
         instructions=definitions.instructions,
         streamable_http_path="/",