modify: build/serve command

{{ cookiecutter.project_name }}/src/{{ cookiecutter.project_name }}/app/__init__.py

@@ -10,7 +10,7 @@ FastAPI 应用实例
 from fastapi import FastAPI
 from fastapi.middleware.cors import CORSMiddleware
 from contextlib import asynccontextmanager
-from. import logger as _logger
+from . import logger as _logger
 
 from .core.config import get_settings
 from .core.database import register_db, init_db, close_db