feat(bot): ✨ Improve the startup script.

run.py

@@ -1,3 +1,6 @@
+from datetime import datetime, timezone
+
+
 def shard(shard_id: int, shard_count: int) -> None:
     """Starts a new shard.
 
@@ -20,9 +23,29 @@ if __name__ == "__main__":
 
     import time
 
+    from tortoise import run_async
+
     import httpx
 
+    from payphone.db import setup, models
     from payphone.core import config
+    from payphone.core.redis import redis
+
+    async def init():
+        await setup.init()
+
+        await models.Call.filter(ended_at=None).update(
+            ended_at=datetime.now(timezone.utc)
+        )
+        await models.Channel.exclude(call_id=None).update(call_id=None)
+
+        await redis.flushall()
+
+    print("Running DB and Redis cleanup...")
+
+    run_async(init())
+
+    print("Cleanup done! Loading recommended shard amount...")
 
     response = httpx.get(
         "https://discord.com/api/v10/gateway/bot",
@@ -39,15 +62,42 @@ if __name__ == "__main__":
         mp.Process(target=shard, args=(i, shard_count)) for i in range(shard_count)
     ]
 
-    for p in ps:
+    for i, p in enumerate(ps):
         p.start()
 
-        time.sleep(5)
+        print(
+            f"Shard {i}'s process started." + (" Waiting 5 seconds start initialize next shard..." if len(ps) - 1 < i else " All shards were started.")
+        )
 
-    while True:
-        for i in range(shard_count):
-            if not ps[i].is_alive():
-                ps[i] = mp.Process(target=shard, args=(i, shard_count))
-                ps[i].start()
+        if i + 1 != len(ps):
+            time.sleep(5)
 
-        time.sleep(5)
+    try:
+        while True:
+            for i in range(shard_count):
+                if not ps[i].is_alive():
+                    print(f"Shard {i}'s process exited. Restarting the shard...")
+
+                    ps[i] = mp.Process(target=shard, args=(i, shard_count))
+                    ps[i].start()
+
+                    print(
+                        f"Shard {i} was restarted. Waiting 5 seconds to check next shard..."
+                    )
+                    time.sleep(5)
+
+            time.sleep(5)
+
+    except KeyboardInterrupt:
+        print(f"Stopping {shard_count} shards...")
+
+        for i, p in enumerate(ps):
+            p.terminate()
+            print(f"Terminated shard {i}.")
+
+        print("Checking that all processes have finished...")
+        
+        for p in ps:
+            p.join()
+
+        print("All processes have been terminated.")