Moved all commands into single commands cog.

cogs/commands/__init__.py

@@ -0,0 +1,18 @@
+"""
+Cog loader. Adds all command classes as cogs to the bot.
+"""
+
+from nextcord.ext import commands
+
+# Command classes
+from .delete_scores import DeleteScores
+from .post_highscores import PostHighscores
+from .register import Register
+
+# This function will be called when this extension is loaded.
+# It is necessary to add these functions to the bot.
+def setup(bot: commands.Bot):
+    """Adds all command classes to bot."""
+    bot.add_cog(DeleteScores())
+    bot.add_cog(PostHighscores(bot))
+    bot.add_cog(Register())