Fix CI: remove openra_env dependency from get_agent_fn

No-op agent placeholder doesn't need OpenRAAction model — a plain dict
works and avoids requiring openra-rl as a dependency in CI.

evaluate.py

@@ -149,16 +149,10 @@ async def run_game(env: Any, agent_fn: Any, max_steps: int) -> Dict[str, Any]:
 def get_agent_fn(agent_type: str) -> Any:
     """Get the agent decision function for the specified type.
 
-    Returns a callable that takes an observation and returns an action.
+    Returns a callable that takes an observation and returns an action dict.
     """
-    if agent_type == "scripted":
-        from openra_env.models import OpenRAAction
-        # Simple no-op agent for evaluation framework testing
-        # TODO: Wire to openra_env.agents.scripted.ScriptedBot when extracted
-        return lambda obs: OpenRAAction(commands=[])
-    else:
-        from openra_env.models import OpenRAAction
-        return lambda obs: OpenRAAction(commands=[])
+    # No-op agent: sends empty commands each step
+    return lambda obs: {"commands": []}
 
 
 def _wake_hf_space(server_url: str, max_wait: int = 120) -> None: