decoupled lavalink creation from cogs.music

utils/database.py

@@ -12,7 +12,7 @@ class AutoJoin:
     async def get_channels(redis: Redis) -> Dict[str, str]:
         # return all channels
         channels = await redis.hgetall(f"{redis_prefix}:autojoin")
-        return {key: value.split("-") for key, value in channels.items()}
+        return {key: value.split(":") for key, value in channels.items()}
 
     @staticmethod
     async def update_channel(
@@ -21,7 +21,7 @@ class AutoJoin:
         await redis.hset(
             f"{redis_prefix}:autojoin",
             guild_id,
-            f"{voice_channel_id}-{text_channel_id}",
+            f"{voice_channel_id}:{text_channel_id}",
         )
 
     @staticmethod