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350f4fe | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | """cross-examine-patch.py — Emergency-sync Secondary Brain gate.
Loads Lighthouse CI output and the Chrome DevTools MCP report and cross-
examines them (primary/secondary cohesion). Fails the gate unless both agree.
Usage:
python scripts/cross-examine-patch.py \
--preview <url> --lighthouse <lhci manifest> --secondary <mcp report.json>
"""
import argparse
import json
import pathlib
import sys
parser = argparse.ArgumentParser()
parser.add_argument("--preview")
parser.add_argument("--lighthouse")
parser.add_argument("--secondary")
args = parser.parse_args()
print(f"Cross-examining patch at {args.preview}")
failures = []
warnings = []
# ---- Lighthouse CI manifest ------------------------------------------------
lh_path = pathlib.Path(args.lighthouse) if args.lighthouse else None
if lh_path and lh_path.exists():
manifest = json.loads(lh_path.read_text())
for run in manifest if isinstance(manifest, list) else [manifest]:
if run.get("categories", {}).get("performance", {}).get("score", 0) < 0.9:
failures.append(f"Lighthouse performance < 0.9: {run.get('categories', {}).get('performance', {}).get('score')}")
if run.get("categories", {}).get("accessibility", {}).get("score", 0) < 1.0:
failures.append("Lighthouse accessibility < 1.0")
else:
warnings.append("No Lighthouse manifest found — relying on MCP secondary report")
# ---- Chrome DevTools MCP secondary report ----------------------------------
secondary_path = pathlib.Path(args.secondary) if args.secondary else None
if secondary_path and secondary_path.exists():
data = json.loads(secondary_path.read_text())
if data.get("verdict") != "pass":
failures.append(f"Secondary brain verdict: {data.get('verdict')} -> {data.get('reasoning')}")
else:
failures.append("Secondary brain report missing — gate cannot pass")
for w in warnings:
print(f"WARN: {w}")
if failures:
print("FAIL:")
for f in failures:
print(f" - {f}")
sys.exit(1)
print("PASS: Both primary and secondary brain agree — cohesive unit verified")
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