Bump policyengine-core to 3.23.5 for pandas 3.0 compatibility (#397)

* Bump policyengine-core to 3.23.5 for pandas 3.0 compatibility

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

* Add test for pandas 3.0 enum encoding compatibility

Tests that Enum.encode works correctly with pandas Series,
verifying the policyengine-core 3.23.5 fix for pandas 3.0.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>

Author: MaxGhenis

changelog_entry.yaml

@@ -0,0 +1,4 @@
+- bump: patch
+  changes:
+    changed:
+      - Bumped policyengine-core minimum version to 3.23.5 for pandas 3.0 compatibility

projects/policyengine-api-simulation/pyproject.toml

@@ -17,6 +17,7 @@ dependencies = [
     "opentelemetry-instrumentation-fastapi (>=0.51b0,<0.52)",
     "policyengine-fastapi",
     "policyengine==0.10.1",
+    "policyengine-core>=3.23.5",
     "policyengine-uk>=2.22.8",
     "policyengine-us>=1.370.2",
     "tables>=3.10.2",

projects/policyengine-api-simulation/tests/test_pandas3_compatibility.py

@@ -0,0 +1,19 @@
+"""Test pandas 3.0 compatibility with enum encoding."""
+import pandas as pd
+from policyengine_core.enums import Enum
+
+
+class SampleEnum(Enum):
+    VALUE_A = "value_a"
+    VALUE_B = "value_b"
+
+
+def test_enum_encode_with_pandas_series():
+    """Test that Enum.encode works with pandas Series."""
+    enum_items = [SampleEnum.VALUE_A, SampleEnum.VALUE_B, SampleEnum.VALUE_A]
+    series = pd.Series(enum_items)
+    
+    encoded = SampleEnum.encode(series)
+    
+    assert len(encoded) == 3
+    assert list(encoded) == [0, 1, 0]