apply review suggests

Signed-off-by: mozillazg <[email protected]>

Author: mozillazg

python/packages/kagent-adk/src/kagent/adk/cli.py

@@ -98,14 +98,12 @@ async def test_agent(agent_config: AgentConfig, agent_card: AgentCard, task: str
 @app.command()
 def test(
     task: Annotated[str, typer.Option("--task", help="The task to test the agent with")],
-    config_file: Annotated[str, typer.Option("--agent-config", help="The path to the agent config file")],
-    card_file: Annotated[str, typer.Option("--agent-card", help="The path to the agent card file")],
+    filepath: Annotated[str, typer.Option("--filepath", help="The path to the directory of config files")],
 ):
-    with open(config_file, "r") as f:
-        content = f.read()
-        config = json.loads(content)
+    with open(os.path.join(filepath, "config.json"), "r") as f:
+        config = json.load(f)
 
-    with open(card_file, "r") as f:
+    with open(os.path.join(filepath, "agent-card.json"), "r") as f:
         agent_card = json.load(f)
     agent_card = AgentCard.model_validate(agent_card)
     agent_config = AgentConfig.model_validate(config)