Chiusura fase di ristrutturazione e modularizzazione del workflow per favorire sviluppo modulare

harness/tests/test_ctetest.py

@@ -7,7 +7,7 @@ and the ledger I/O (load/append, tolerant of JSON-array and JSONL formats).
 Pure logic, no DB.
 """
 import json
-from datetime import date, datetime
+from datetime import UTC, date, datetime
 from decimal import Decimal
 
 import pytest
@@ -82,10 +82,10 @@ def test_build_test_sql_single_cte():
 # --- ledger I/O: load_cte_tests / append_cte_test ---------------------------
 
 def _record(**kw) -> CteTestRecord:
-    base = dict(
-        name="ablazione_q", ts=datetime(2025, 1, 1, 12, 0), sql_hash="abc123",
-        status="ok", columns=["x"], row_sample=5, execution_ms=42,
-    )
+    base = {
+        "name": "ablazione_q", "ts": datetime(2025, 1, 1, 12, 0, tzinfo=UTC), "sql_hash": "abc123",
+        "status": "ok", "columns": ["x"], "row_sample": 5, "execution_ms": 42,
+    }
     base.update(kw)
     return CteTestRecord(**base)
 
@@ -147,7 +147,7 @@ def test_jsonable_passes_through_native_types():
 def test_jsonable_coerces_decimal_and_date_to_str():
     assert _jsonable(Decimal("12.34")) == "12.34"
     assert _jsonable(date(2025, 1, 1)) == "2025-01-01"
-    assert _jsonable(datetime(2025, 1, 1, 12, 0, 0)) == "2025-01-01 12:00:00"
+    assert _jsonable(datetime(2025, 1, 1, 12, 0, 0)) == "2025-01-01 12:00:00"  # noqa: DTZ001
 
 
 def test_jsonable_truncates_long_strings():