Add structured response feedback

tests/test_api_handlers.py

@@ -1,5 +1,6 @@
-from app.api.server import chat, health, resolve_permission, resolve_secret
+from app.api.server import chat, critic_feedback, health, resolve_permission, resolve_secret
 from app.core.permission_resolution import PermissionResolutionRequest, SecretResolutionRequest
+from app.api.server import CriticFeedbackRequest
 from app.core.contracts import UserTask
 
 
@@ -25,3 +26,20 @@ def test_resolve_permission_handler_allows_completion() -> None:
 def test_resolve_secret_handler_requires_pending_request() -> None:
     body = resolve_secret(SecretResolutionRequest(task_id="missing", secret="x"))
     assert body["status"] == "failed"
+
+
+def test_structured_feedback_can_be_accepted_without_memory_write() -> None:
+    initial = chat(UserTask(input="feedback target"))
+    body = critic_feedback(
+        CriticFeedbackRequest(
+            task_id=initial["task_id"],
+            feedback="wrong answer",
+            feedback_type="hallucination",
+            severity="major",
+            correction="check first",
+            remember=False,
+        )
+    )
+    assert body["status"] == "ok"
+    assert body["stored"] is False
+    assert "hallucination" in body["lesson"]