llama-stack-mcp-tool-params.patch

diff --git a/llama_stack/providers/utils/tools/mcp.py b/llama_stack/providers/utils/tools/mcp.py
index fc8e2f37..79722197 100644
--- a/llama_stack/providers/utils/tools/mcp.py
+++ b/llama_stack/providers/utils/tools/mcp.py
@@ -114,12 +114,15 @@ async def list_mcp_tools(endpoint: str, headers: dict[str, str]) -> ListToolDefs
         tools_result = await session.list_tools()
         for tool in tools_result.tools:
             parameters = []
+            required_params = tool.inputSchema.get("required", [])
             for param_name, param_schema in tool.inputSchema.get("properties", {}).items():
                 parameters.append(
                     ToolParameter(
                         name=param_name,
                         parameter_type=param_schema.get("type", "string"),
                         description=param_schema.get("description", ""),
+                        required=param_name in required_params,
+                        default=param_schema.get("default", None),
                     )
                 )
             tools.append(