Revert "Fix module errors"

This reverts commit 5ef94e857c.

backend/app/utils.py

@@ -23,7 +23,7 @@ def import_models() -> None:
     models_module = "models"
     for dirname in directories:
         try:
-            importlib.import_module(f"backend.app.{dirname}.{models_module}")
+            importlib.import_module(f"app.app.{dirname}.{models_module}")
         except ModuleNotFoundError:
             print(models_module, dirname)
             warnings.warn(f"Not found module {models_module}.py in package {dirname}")

backend/main.py

@@ -1,5 +1,5 @@
 from dotenv import load_dotenv
-from backend.app import create_app
+from .app import create_app
 
 load_dotenv()
 app = create_app()