feat: (description) botinfo, invite, ping

Botinfo now sends ephemeral responses for interactions. Invite command generates invite links dynamically using environment permissions and adds an author icon. Ping command embeds now include an author icon for consistency.

cogs/general/ping.py

@@ -30,6 +30,7 @@ class Ping(commands.Cog, name="ping"):
             description=f"The bot latency is {round(self.bot.latency * 1000)}ms.",
             color=0xBEBEFE,
         )
+        embed.set_author(name="Ping", icon_url="https://yes.nighty.works/raw/y5SEZ9.webp")
         await context.send(embed=embed)