revert(bot): ⏪ Remove heartbeat system.

payphone/bot.py

@@ -42,14 +42,6 @@ class Payphone(commands.AutoShardedBot):
     `shutdown`.
     """
 
-    heartbeat: managers.ValueProxy[int]
-    """A value proxy that connects with the main process.
-
-    It's a timestamp, updated every second and checked by the main process every 5 seconds. If the
-    timestamp hasn't been updated for the past 10 seconds, it means that the process was stuck, so
-    the shard's process is restarted.
-    """
-
     redis: aredis.Redis = aredis.Redis(host="localhost" if config.IS_DEBUG else "redis")
 
     def __init__(self) -> None:
@@ -69,12 +61,6 @@ class Payphone(commands.AutoShardedBot):
             owner_ids=[898569996949676052, 777338793803513886],
         )
 
-    @tasks.loop(seconds=5)
-    async def update_heartbeat(self) -> None:
-        """Updates the heartbeat timestamp."""
-
-        self.heartbeat.value = int(datetime.now(timezone.utc).timestamp())
-
     async def on_ready(self) -> None:
         """Initializes the bot.
 
@@ -86,8 +72,6 @@ class Payphone(commands.AutoShardedBot):
 
         await self.redis.ping()
 
-        self.update_heartbeat.start()
-
         print(f"Ready! Logged in as {self.user.display_name}.")
 
     async def on_shard_ready(self, shard_id: int) -> None: