fix python instance init, remove and edit clip meta, add meta on record

audio-service/src/windows_audio.py

@@ -12,8 +12,9 @@ class WindowsAudioManager:
     def __new__(cls, *args, **kwargs):
         if cls._instance is None:
             cls._instance = super().__new__(cls)
+            cls._instance.init()
         return cls._instance
-    def __init__(self):
+    def init(self):
         """
         Initialize Windows audio device and volume management.
         """