chore: add FastMCP type hint to register_all_tools parameter

Author: msanatan

UnityMcpBridge/UnityMcpServer~/src/tools/__init__.py

@@ -1,5 +1,7 @@
 import logging
 
+from mcp.server.fastmcp import FastMCP
+
 from .manage_script_edits import register_manage_script_edits_tools
 from .manage_script import register_manage_script_tools
 from .manage_scene import register_manage_scene_tools
@@ -15,7 +17,7 @@
 logger = logging.getLogger("mcp-for-unity-server")
 
 
-def register_all_tools(mcp):
+def register_all_tools(mcp: FastMCP):
     """Register all refactored tools with the MCP server."""
     # Prefer the surgical edits tool so LLMs discover it first
     logger.info("Registering MCP for Unity Server refactored tools...")