feat: add LLMProfile pydantic models

tests/webapp/test_profile_manager.py

@@ -0,0 +1,28 @@
+import pytest
+from webapp.models import LLMProfile, ProfileApplyRequest, ProfileApplyResponse
+
+def test_llm_profile_defaults():
+    p = LLMProfile(
+        profile_id="abc",
+        name="Test",
+        model="gpt-4",
+        base_url="http://localhost/v1",
+        api_key="sk-test",
+    )
+    assert p.timeout_seconds == 30
+    assert p.created_at != ""
+    assert p.updated_at != ""
+
+def test_profile_apply_request_fields():
+    req = ProfileApplyRequest(
+        scenario_path="scenarios/offline/sample.yaml",
+        judge_profile_id="id1",
+        answer_profile_id="id2",
+        dataset_profile_id=None,
+    )
+    assert req.judge_profile_id == "id1"
+    assert req.dataset_profile_id is None
+
+def test_profile_apply_response():
+    resp = ProfileApplyResponse(scenario_path="scenarios/offline/sample.yaml", patched_fields=["judge_model"])
+    assert "judge_model" in resp.patched_fields