feat(ai): add PixelRAG marketplace candidate knowledge replay

scripts/ops/run_pixelrag_marketplace_candidate_knowledge_replay.py

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+#!/usr/bin/env python3
+"""Run or dry-run PixelRAG marketplace candidate knowledge replay."""
+
+from __future__ import annotations
+
+import argparse
+import json
+import sys
+from pathlib import Path
+
+
+ROOT = Path(__file__).resolve().parents[2]
+if str(ROOT) not in sys.path:
+    sys.path.insert(0, str(ROOT))
+
+from services.pixelrag_marketplace_candidate_knowledge_replay_service import (  # noqa: E402
+    run_pixelrag_marketplace_candidate_knowledge_replay,
+)
+
+
+def main() -> int:
+    parser = argparse.ArgumentParser(
+        description="執行或 dry-run PixelRAG marketplace candidate knowledge replay。"
+    )
+    parser.add_argument(
+        "--embedding-signature-guard-receipt-root",
+        help="Marketplace embedding signature guard receipt root；預設使用 production/container 設定。",
+    )
+    parser.add_argument(
+        "--output-root",
+        help="Marketplace candidate knowledge replay artifact receipt output root。",
+    )
+    parser.add_argument(
+        "--platform",
+        action="append",
+        dest="platforms",
+        help="限制平台，可重複指定，例如 --platform shopee_tw --platform coupang_tw。",
+    )
+    parser.add_argument(
+        "--max-age-hours",
+        type=int,
+        default=168,
+        help="receipt 最大新鮮度小時數。",
+    )
+    parser.add_argument(
+        "--limit",
+        type=int,
+        default=25,
+        help="最多處理 embedding signature guard receipt 數。",
+    )
+    parser.add_argument(
+        "--execute",
+        action="store_true",
+        help="執行 candidate knowledge replay；未指定時只做 no-write dry-run readiness。",
+    )
+    parser.add_argument(
+        "--write-receipt",
+        action="store_true",
+        help="execute 後寫入 candidate knowledge replay artifact receipt；不寫 DB。",
+    )
+    args = parser.parse_args()
+
+    payload = run_pixelrag_marketplace_candidate_knowledge_replay(
+        embedding_signature_guard_receipt_root=(
+            args.embedding_signature_guard_receipt_root
+        ),
+        output_root=args.output_root,
+        platform=tuple(args.platforms or ()),
+        max_age_hours=args.max_age_hours,
+        limit=args.limit,
+        execute=args.execute,
+        write_receipt=bool(args.write_receipt and args.execute),
+    )
+    print(json.dumps(payload, ensure_ascii=False, indent=2, sort_keys=True))
+    return 0 if payload.get("success") else 1
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())