feat: Python porting workspace with reference data and parity audit

src/query.py

@@ -0,0 +1,13 @@
+from __future__ import annotations
+
+from dataclasses import dataclass
+
+
+@dataclass(frozen=True)
+class QueryRequest:
+    prompt: str
+
+
+@dataclass(frozen=True)
+class QueryResponse:
+    text: str