Fix birthday loop.

main.py

@@ -1,5 +1,7 @@
 """Main file for bot."""
 
+from __future__ import annotations
+
 import logging
 import pathlib
 
@@ -15,6 +17,8 @@ nextcord_handler = logging.FileHandler(filename="nextcord.log", encoding="utf-8"
 nextcord_handler.setFormatter(logging.Formatter("%(asctime)s:%(levelname)s:%(name)s: %(message)s"))
 nextcord_logger.addHandler(nextcord_handler)
 
+birthday_list: list[int] = []
+
 
 def main() -> None:
     """Set config, intents, then connects the bot to discord."""