fix: 增加日志

src/heurams/providers/tts/__init__.py

@@ -1,5 +1,8 @@
 from .base import BaseTTS
 from .edge_tts import EdgeTTS
+from heurams.services.logger import get_logger
+
+logger = get_logger(__name__)
 
 __all__ = [
     "BaseTTS",
@@ -10,3 +13,5 @@ providers = {
     "basetts": BaseTTS,
     "edgetts": EdgeTTS,
 }
+
+logger.debug("TTS providers 已注册: %s", list(providers.keys()))