refactor: unify skills+cli runtime and streamline ag-ui flow

backend/tests/unit/schemas/agent/test_system_agent.py

@@ -5,27 +5,20 @@ import pytest
 from schemas.agent.system_agent import SystemAgentLLMConfig
 
 
-def test_system_agent_llm_config_normalizes_enabled_tools_aliases() -> None:
+def test_system_agent_llm_config_normalizes_enabled_skills() -> None:
     config = SystemAgentLLMConfig.model_validate(
         {
-            "enabled_tools": [
-                "calendar.write",
-                "calendar_write",
-                "user.lookup",
-            ]
+            "enabled_skills": ["calendar", "calendar", "contacts"]
         }
     )
 
-    assert [tool.value for tool in config.enabled_tools] == [
-        "calendar.write",
-        "user.lookup",
-    ]
+    assert [skill.value for skill in config.enabled_skills] == ["calendar", "contacts"]
 
 
-def test_system_agent_llm_config_rejects_unknown_enabled_tool() -> None:
-    with pytest.raises(ValueError, match="unknown enabled tool"):
+def test_system_agent_llm_config_rejects_unknown_enabled_skill() -> None:
+    with pytest.raises(ValueError):
         SystemAgentLLMConfig.model_validate(
             {
-                "enabled_tools": ["calendar.remove"],
+                "enabled_skills": ["calendar.remove"],
             }
         )