Adding administration.py. First push.

ext/administration.py

@@ -0,0 +1,22 @@
+# administration.py by freaky (freaky@freakyonline.de)
+# ---
+#
+# This extension is for administrating the bot.
+
+import discord
+from discord import app_commands
+from discord.ext import commands
+
+class AdminExt(commands.GroupCog, name="admin"):
+  def __init__(self, bot: commands.Bot) -> None:
+    self.bot = bot
+    super().__init__()  # this is now required in this context.
+
+  @app_commands.command(name="stop")
+  async def admin_stop(self, interaction: discord.Interaction) -> None:
+    """ /admin stop """
+    await interaction.response.send_message("The bot will now shutdown. Good bye! :)", ephemeral=True)
+
+
+async def setup(bot: commands.Bot) -> None:
+  await bot.add_cog(AdminExt(bot))