chore: remove expired v0.3.1 compatibility shims (#5106)

tests/config/test_config_migration.py

@@ -96,22 +96,17 @@ def test_onboard_does_not_crash_with_legacy_memory_window(tmp_path, monkeypatch)
 
 
 @pytest.mark.parametrize("field_name", ["maxMessages", "max_messages"])
-def test_load_config_warns_and_ignores_legacy_max_messages(tmp_path, field_name) -> None:
+def test_load_config_ignores_legacy_max_messages(tmp_path, field_name) -> None:
     config_path = tmp_path / "config.json"
     config_path.write_text(
         json.dumps({"agents": {"defaults": {field_name: 25, "maxTokens": 1234}}}),
         encoding="utf-8",
     )
 
-    with patch("nanobot.config.loader.logger.warning") as warning:
-        config = load_config(config_path)
+    config = load_config(config_path)
 
     assert config.agents.defaults.max_tokens == 1234
     assert not hasattr(config.agents.defaults, "max_messages")
-    warning.assert_called_once()
-    message = warning.call_args.args[0]
-    assert "legacy and ignored" in message
-    assert "next version" in message
 
 
 def test_save_config_drops_legacy_max_messages(tmp_path) -> None:
@@ -121,8 +116,7 @@ def test_save_config_drops_legacy_max_messages(tmp_path) -> None:
         encoding="utf-8",
     )
 
-    with patch("nanobot.config.loader.logger.warning"):
-        config = load_config(config_path)
+    config = load_config(config_path)
     save_config(config, config_path)
     saved = json.loads(config_path.read_text(encoding="utf-8"))
 

tests/config/test_dream_config.py

@@ -52,3 +52,22 @@ def test_dream_config_uses_model_override_name_and_accepts_legacy_model() -> Non
     assert cfg.model_override == "openrouter/sonnet"
     assert dumped["modelOverride"] == "openrouter/sonnet"
     assert "model" not in dumped
+
+
+def test_dream_config_ignores_retired_noop_fields() -> None:
+    cfg = DreamConfig.model_validate(
+        {
+            "maxBatchSize": 99,
+            "maxIterations": 99,
+            "annotateLineAges": False,
+        }
+    )
+
+    dumped = cfg.model_dump(by_alias=True)
+
+    assert not hasattr(cfg, "max_batch_size")
+    assert not hasattr(cfg, "max_iterations")
+    assert not hasattr(cfg, "annotate_line_ages")
+    assert "maxBatchSize" not in dumped
+    assert "maxIterations" not in dumped
+    assert "annotateLineAges" not in dumped