Use new wrapper for creating background tasks

maubot.yaml

-maubot: 0.1.0
+maubot: 0.4.1
 id: xyz.maubot.reminder
 version: 0.2.2
 license: AGPL-3.0-or-later

reminder/bot.py

@@ -23,6 +23,7 @@ import pytz
 from mautrix.types import (EventType, RedactionEvent, StateEvent, Format, MessageType,
                            TextMessageEventContent, ReactionEvent, UserID)
 from mautrix.util.config import BaseProxyConfig
+from mautrix.util import background_task
 from maubot import Plugin, MessageEvent
 from maubot.handlers import command, event
 
@@ -78,7 +79,7 @@ class ReminderBot(Plugin):
     async def schedule_nearby_reminders(self, now: datetime) -> None:
         until = now + timedelta(minutes=1)
         for reminder in self.db.all_in_range(now, until):
-            asyncio.create_task(self.send_reminder(reminder))
+            background_task.create(self.send_reminder(reminder))
 
     async def send_reminder(self, reminder: ReminderInfo) -> None:
         try:
@@ -175,7 +176,7 @@ class ReminderBot(Plugin):
         now = datetime.now(tz=pytz.UTC)
         if (rem.date - now).total_seconds() < 60 and now.minute == rem.date.minute:
             self.log.debug(f"Reminder {rem} is in less than a minute, scheduling now...")
-            asyncio.create_task(self.send_reminder(rem))
+            background_task.create(self.send_reminder(rem))
 
     @remind.subcommand("help", help="Usage instructions")
     async def help(self, evt: MessageEvent) -> None: