Update 'buttons/bot.py'

Signed-off-by: Mitsuo Makuda <mitsuo_makuda@bdsmhypnosisbasement.com>

buttons/bot.py

@@ -4,10 +4,15 @@ bot = hikari.GatewayBot(token="...")
 
 @bot.listen()
 async def ping(event: hikari.GuildMessageCreateEvent) -> None:
-    if event.is_bot or not event.content:
+    """If a non-bot user mentions your bot, respond with 'Pong!'."""
+
+    # Do not respond to bots nor webhooks pinging us, only user accounts
+    if not event.is_human:
         return
     
-    if event.content.startswith("hk.ping"):
+    me = bot.get_me()
+
+    if me.id in event.message.user_mentions_ids:
         await event.message.respond("Pong!")
 
 bot.run()