[模拟麦克风验收]：完成自动化语音闭环自测，包含模拟音频输入、两轮Pipeline验证和fixture回放

src/owner_voice_pet/cli.py

@@ -14,6 +14,7 @@ from .llm import MockLlmProvider, OpenAICompatibleLlmProvider
 from .models import AudioFrame, ProviderError
 from .pipeline import VoicePipeline
 from .runtime import build_live_runtime
+from .simulation import run_simulated_live
 from .speech_models import check_speech_models, model_status_errors
 from .stt import MetadataSttProvider, SherpaOnnxSttProvider
 from .transport import MemoryAudioTransport, sounddevice_device_report
@@ -35,6 +36,10 @@ def main(argv: list[str] | None = None) -> int:
     subparsers.add_parser("device-check", help="Validate local microphone and speaker availability")
     live = subparsers.add_parser("run-live", help="Run real repeated live voice conversation")
     live.add_argument("--once", action="store_true", help="Run one completed live turn and exit")
+    simulate = subparsers.add_parser("simulate-live", help="Run live pipeline with simulated microphone frames")
+    simulate.add_argument("--turns", type=int, default=2, help="Number of simulated turns. Default: 2")
+    simulate.add_argument("--fixture", default=None, help="Replay simulated microphone frames from JSONL")
+    simulate.add_argument("--write-fixture", default=None, help="Write generated simulated microphone frames to JSONL")
     smoke = subparsers.add_parser("llm-smoke", help="Call configured OpenAI/NewAPI endpoint")
     smoke.add_argument("--message", default="用一句中文回复：小杰在线。")
     smoke.add_argument("--no-stream", action="store_true")
@@ -141,6 +146,19 @@ def main(argv: list[str] | None = None) -> int:
             return 1
         return 0 if summary.completed_turns > 0 or summary.interrupted else 1
 
+    if args.command == "simulate-live":
+        try:
+            data = run_simulated_live(
+                turns=args.turns,
+                fixture_path=args.fixture,
+                write_fixture=args.write_fixture,
+            )
+        except (ProviderError, ValueError) as exc:
+            print(json.dumps({"success": False, "error": str(exc)}, ensure_ascii=False, sort_keys=True))
+            return 1
+        print(json.dumps(data, ensure_ascii=False, sort_keys=True))
+        return 0 if data["success"] else 1
+
     if args.command == "acceptance":
         result = run_acceptance()
         print(json.dumps(result, ensure_ascii=False, sort_keys=True))