feat: Python porting workspace with reference data and parity audit

src/QueryEngine.py

@@ -0,0 +1,19 @@
+from __future__ import annotations
+
+from .query_engine import QueryEnginePort
+from .runtime import PortRuntime
+
+
+class QueryEngineRuntime(QueryEnginePort):
+    def route(self, prompt: str, limit: int = 5) -> str:
+        matches = PortRuntime().route_prompt(prompt, limit=limit)
+        lines = ['# Query Engine Route', '', f'Prompt: {prompt}', '']
+        if not matches:
+            lines.append('No mirrored command/tool matches found.')
+            return '\n'.join(lines)
+        lines.append('Matches:')
+        lines.extend(f'- [{match.kind}] {match.name} ({match.score}) — {match.source_hint}' for match in matches)
+        return '\n'.join(lines)
+
+
+__all__ = ['QueryEnginePort', 'QueryEngineRuntime']