Compact final diagnosis context and allow reviewed remediation data

tests/test_diagnosis_builder.py

@@ -217,7 +217,7 @@ def test_legacy_rejection_upgrades_next_attempt_without_rewriting_context(invest
     assert build(builder).status=='REJECTED'
     assert adapter.requests[0]['prompt_version']=='diagnosis_v1'
     assert build(builder).status=='COMPLETED'
-    assert adapter.requests[1]['prompt_version']=='diagnosis_v2'
+    assert adapter.requests[1]['prompt_version']=='diagnosis_v3'
     received=json.loads(adapter.requests[1]['messages'][1]['content'])['input']
     assert received['validation_feedback'][0]['code']=='DIAGNOSIS_SELECTION'
     assert build(builder).reused and adapter.calls==2