[本地唤醒模型]：完成KWS模型下载和检查，包含manifest、配置和model-check

src/owner_voice_pet/config.py

@@ -20,6 +20,10 @@ class AppConfig:
     audio_output_device: str | None = None
     asset_dir: Path = Path("assets/pet")
     log_dir: Path = Path("logs")
+    wake_provider: str = "local_kws"
+    wake_keywords_file: Path | None = None
+    wake_kws_threshold: float = 0.25
+    wake_kws_score: float = 1.0
     speech_provider: str = "cloud"
     asr_model: str = "mimo-v2.5-asr"
     tts_model: str = "mimo-v2.5-tts"
@@ -49,6 +53,10 @@ class AppConfig:
             audio_output_device=get("AUDIO_OUTPUT_DEVICE"),
             asset_dir=Path(get("ASSET_DIR", "assets/pet") or "assets/pet"),
             log_dir=Path(get("LOG_DIR", "logs") or "logs"),
+            wake_provider=(get("WAKE_PROVIDER", "local_kws") or "local_kws").lower(),
+            wake_keywords_file=Path(value) if (value := get("WAKE_KEYWORDS_FILE")) else None,
+            wake_kws_threshold=float(get("WAKE_KWS_THRESHOLD", "0.25") or "0.25"),
+            wake_kws_score=float(get("WAKE_KWS_SCORE", "1.0") or "1.0"),
             speech_provider=(get("SPEECH_PROVIDER", "cloud") or "cloud").lower(),
             asr_model=get("ASR_MODEL", "mimo-v2.5-asr") or "mimo-v2.5-asr",
             tts_model=get("TTS_MODEL", "mimo-v2.5-tts") or "mimo-v2.5-tts",
@@ -114,6 +122,36 @@ class AppConfig:
                     "startup",
                 )
             )
+        if self.wake_provider not in {"local_kws"}:
+            errors.append(
+                ProviderError(
+                    ErrorCode.CONFIG_MISSING_VALUE,
+                    "OWNER_WAKE_PROVIDER must be local_kws",
+                    False,
+                    "config",
+                    "startup",
+                )
+            )
+        if self.wake_kws_threshold <= 0:
+            errors.append(
+                ProviderError(
+                    ErrorCode.CONFIG_MISSING_VALUE,
+                    "OWNER_WAKE_KWS_THRESHOLD must be positive",
+                    False,
+                    "config",
+                    "startup",
+                )
+            )
+        if self.wake_kws_score <= 0:
+            errors.append(
+                ProviderError(
+                    ErrorCode.CONFIG_MISSING_VALUE,
+                    "OWNER_WAKE_KWS_SCORE must be positive",
+                    False,
+                    "config",
+                    "startup",
+                )
+            )
         if not self.llm_base_url.startswith(("http://", "https://")):
             errors.append(
                 ProviderError(