Fix FastMCP server startup

tests/test_mcp_server.py

@@ -108,6 +108,17 @@ class TestMcpServerStructure:
         except ImportError as e:
             pytest.skip(f"fastmcp not installed: {e}")
 
+    def test_fastmcp_constructor_uses_supported_arguments(self):
+        """The server should not pass removed options to FastMCP."""
+        from pathlib import Path
+
+        source = (
+            Path(__file__).resolve().parents[1] / "mcp-server" / "server.py"
+        ).read_text()
+
+        assert 'FastMCP("context7-docs")' in source
+        assert "root_path=" not in source
+
 
 class TestMcpServerToolsExistence:
     """Tests to verify MCP server has expected tools defined."""