refactor: Uniformize packages utils/helper

src/vigenere_api/api/v1/controllers/caesar/caesar.py

@@ -19,7 +19,7 @@
 from blacksheep import FromJSON, Response
 from blacksheep.server.controllers import post
 
-from vigenere_api.api.utils import Controller
+from vigenere_api.api.helpers import Controller
 from vigenere_api.api.v1.openapi_docs import docs
 from vigenere_api.models import CaesarData
 

src/vigenere_api/api/v1/openapi_docs.py

@@ -16,7 +16,7 @@
 
 """Common OpenAPI docs."""
 
-from vigenere_api.api.utils import VigenereAPIOpenAPIHandler
+from vigenere_api.api.helpers import VigenereAPIOpenAPIHandler
 from vigenere_api.version import Version
 
 

src/vigenere_api/models/caesar.py

@@ -34,7 +34,7 @@ from .errors import (
     KeyTypeError,
     TooLongKeyError,
 )
-from .helper import move_char
+from .helpers import move_char
 
 
 Key = Union[StrictInt, StrictStr]