fix: clean auth hashing and login message

src/application/commands/user_login_start.py

@@ -42,8 +42,8 @@ class UserLoginStartCommand:
 
         exists = await self._unit_of_work.user_repository.exists_by_email(email)
         if not exists:
-            self._logger.info(f'Login failed: email already registered ({email})')
-            raise ApplicationException(404, 'Email registered')
+            self._logger.info(f'Login failed: email not registered ({email})')
+            raise ApplicationException(404, 'Email not registered')
 
         trace_id = trace_id_var.get()
         if not trace_id or trace_id == 'N/A':

src/infrastructure/security/hash.py

@@ -5,13 +5,11 @@ from src.application.contracts import IHashService, ILogger
 class HashService(IHashService):
 
     def __init__(self, logger: ILogger):
-        self._logger = logger
+        pass
 
     async def hash(self, value: str) -> str:
         hashed_value = bcrypt.hashpw(value.encode(), bcrypt.gensalt())
-        self._logger.info(f'Hash value {hashed_value.decode()}')
         return hashed_value.decode()
 
     async def verify(self, hashed_value: str, plain_value: str) -> bool:
-        self._logger.info(f'Hash value {hashed_value[:10]}')
         return bcrypt.checkpw(plain_value.encode(), hashed_value.encode())