feat(tools): add mcp support

nanobot/cli/commands.py

@@ -329,6 +329,7 @@ def gateway(
         cron_service=cron,
         restrict_to_workspace=config.tools.restrict_to_workspace,
         session_manager=session_manager,
+        mcp_servers=config.tools.mcp_servers,
     )
     
     # Set cron callback (needs agent)
@@ -431,6 +432,7 @@ def agent(
         brave_api_key=config.tools.web.search.api_key or None,
         exec_config=config.tools.exec,
         restrict_to_workspace=config.tools.restrict_to_workspace,
+        mcp_servers=config.tools.mcp_servers,
     )
     
     # Show spinner when logs are off (no output to miss); skip when logs are on
@@ -447,6 +449,7 @@ def agent(
             with _thinking_ctx():
                 response = await agent_loop.process_direct(message, session_id)
             _print_agent_response(response, render_markdown=markdown)
+            await agent_loop._close_mcp()
         
         asyncio.run(run_once())
     else: