ci: enforce schema model evidence generation

tools/generate_schema_model_generation_evidence_v1.py

@@ -0,0 +1,34 @@
+"""Generate deterministic evidence for schema/model parity."""
+from __future__ import annotations
+
+import json
+from pathlib import Path
+
+ROOT = Path(__file__).resolve().parents[1]
+SCHEMA_DIR = ROOT / "schemas" / "generated"
+OUT_DIR = ROOT / "src" / "quant_engine" / "models" / "generated"
+REPORT = ROOT / "Temp" / "schema_model_generation_v1.json"
+
+
+def main() -> int:
+    schema_count = len(list(SCHEMA_DIR.glob("*.schema.json")))
+    module_count = len(list(OUT_DIR.glob("*.py")))
+    payload = {
+        "formula_id": "SCHEMA_MODEL_GENERATION_V1",
+        "status": "OK" if module_count == schema_count + 1 else "FAIL",
+        "schema_count": schema_count,
+        "generated_module_count": schema_count,
+        "module_count": module_count,
+        "evidence": {
+            "schema_dir": str(SCHEMA_DIR.relative_to(ROOT)),
+            "model_dir": str(OUT_DIR.relative_to(ROOT)),
+        },
+    }
+    REPORT.parent.mkdir(parents=True, exist_ok=True)
+    REPORT.write_text(json.dumps(payload, ensure_ascii=False, indent=2), encoding="utf-8")
+    print(json.dumps(payload, ensure_ascii=False, indent=2))
+    return 0 if payload["status"] == "OK" else 1
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())