feat(task): add validation status semantics

app-instance/backend/tests/unit/test_task_mode_feedback.py

@@ -393,6 +393,29 @@ def test_explicit_revision_feedback_then_input_reruns_without_duplicate_feedback
     assert task.feedback[0]["comment"] == "准备补充穿衣建议"
 
 
+def test_validation_result_status_drives_accepted_and_passed() -> None:
+    accepted = ValidationResult(status="accepted", score=0.9, validator="test")
+    insufficient = ValidationResult(status="insufficient_evidence", score=0.9, validator="test")
+    rejected = ValidationResult(status="rejected", score=0.9, validator="test")
+
+    assert accepted.passed is True
+    assert accepted.accepted is True
+    assert insufficient.passed is False
+    assert insufficient.accepted is False
+    assert rejected.passed is False
+    assert rejected.accepted is False
+
+
+def test_validation_result_from_legacy_payload_maps_to_status() -> None:
+    accepted = ValidationResult.from_dict({"passed": True, "score": 0.9, "validator": "legacy"})
+    rejected = ValidationResult.from_dict({"passed": False, "score": 0.2, "validator": "legacy"})
+
+    assert accepted is not None
+    assert accepted.status == "accepted"
+    assert rejected is not None
+    assert rejected.status == "rejected"
+
+
 def test_validation_failure_retries_once(tmp_path: Path) -> None:
     service = AgentService(
         loader=EngineLoader(