feat(agent): add index bootstrap and answer feedback

agent/cli.py

@@ -3,6 +3,7 @@
   python -m agent.cli ingest [--no-embed]   Index (neu) aufbauen
   python -m agent.cli ask "Frage?" [--top-k N] [--json]
   python -m agent.cli eval [--answers] [--limit N] [--k 8] [--json-out FILE]
+  python -m agent.cli audit [--limit N]
   python -m agent.cli serve [--host 0.0.0.0]
 """
 from __future__ import annotations
@@ -81,6 +82,21 @@ def _cmd_eval(args: argparse.Namespace, cfg: Config) -> int:
     return run_eval(cfg, args)
 
 
+def _cmd_audit(args: argparse.Namespace, cfg: Config) -> int:
+    from .audit import AuditStore
+
+    if not cfg.audit_enabled:
+        print("[Fehler] Audit ist nicht aktiviert (PV_AUDIT_ENABLED=true).", file=sys.stderr)
+        return 2
+    store = AuditStore(cfg)
+    try:
+        rows = store.recent(limit=args.limit)
+    finally:
+        store.close()
+    print(json.dumps(rows, indent=2, ensure_ascii=False))
+    return 0
+
+
 def _is_loopback_bind(host: str) -> bool:
     if host.casefold() == "localhost":
         return True
@@ -124,6 +140,9 @@ def main(argv: list[str] | None = None) -> int:
     p_eval.add_argument("--k", type=int, default=8, help="K für Recall@k")
     p_eval.add_argument("--json-out", default=None)
 
+    p_audit = sub.add_parser("audit", help="Letzte Fragen, Antworten und Bewertungen")
+    p_audit.add_argument("--limit", type=int, default=20)
+
     p_serve = sub.add_parser("serve", help="HTTP-API starten")
     p_serve.add_argument("--host", default="127.0.0.1")
 
@@ -132,6 +151,7 @@ def main(argv: list[str] | None = None) -> int:
         "ingest": _cmd_ingest,
         "ask": _cmd_ask,
         "eval": _cmd_eval,
+        "audit": _cmd_audit,
         "serve": _cmd_serve,
     }
     return handlers[args.cmd](args, cfg)