forgor setup function

cogs/task.py

@@ -66,4 +66,7 @@ class Packages(commands.Cog):
     @check.before_loop
     async def before_check(self):
         print('waiting for bot to be ready...')
-        await self.bot.wait_until_ready()
+        await self.bot.wait_until_ready()
+
+def setup(bot):
+    bot.add_cog(Packages(bot))