Add offline workflow and coverage tests

tests/test_features.py

@@ -13,6 +13,7 @@ from pipeline.features.registry import (
     get_feature,
     load_feature_module,
 )
+from pipeline.derived.compute import compute_derived
 
 
 def _minute_bars() -> pd.DataFrame:
@@ -77,6 +78,27 @@ def test_minute_daily_summary_feature_preserves_legacy_positional_compute():
     pd.testing.assert_frame_equal(direct, via_registry)
 
 
+def test_legacy_feature_compute_matches_canonical_derived_compute():
+    daily = pd.DataFrame({
+        "symbol_id": ["sh600000", "sz000001", "sh600000"],
+        "date": pd.to_datetime(["2024-01-02", "2024-01-02", "2024-01-03"]),
+        "close": [11.0, 20.5, 12.0],
+    })
+
+    legacy_feature = compute_feature(
+        minute=_minute_bars(),
+        daily=daily,
+        feature_type="minute_daily_summary",
+    )
+    canonical_derived = compute_derived(
+        "minute_daily_summary",
+        daily=daily,
+        minute=_minute_bars(),
+    )
+
+    pd.testing.assert_frame_equal(legacy_feature, canonical_derived)
+
+
 def test_load_external_feature_module_and_filter_params(tmp_path):
     module_path = tmp_path / "external_feature.py"
     module_path.write_text(textwrap.dedent('''