missed one

cogs/joinraid.py

@@ -223,3 +223,9 @@ class JoinRaidCog(commands.Cog):
 		'Event handler'
 		# TODO
 		pass
+
+	async def __send_warning(self) -> None:
+		config = self.bot.get_cog('ConfigCog')
+		if config is None:
+			return
+		config.