написана точка входа бота, конфиг, добавлена зависимость PyYAML

src/core/config.py

@@ -0,0 +1,4 @@
+import yaml
+
+with open('config.yaml', 'r') as file:
+    yaml_load = yaml.full_load(file)

src/core/config.yaml

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+TELEGRAM:
+    TOKEN: xxxxxxxxxxxxxxxxxxxx

src/core/main.py

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+from .config import yaml_load
+
+from asyncio import run
+from aiogram import Bot, Dispatcher
+
+
+async def main():
+    try:
+        bot = Bot(token=yaml_load["TELEGRAM"]["TOKEN"])
+        dp = Dispatcher()
+
+        await dp.start_polling(bot)
+
+    finally:
+        await bot.session.close()
+
+
+if __name__ == "__main__":
+    run(main())