Linted and formatted all files

app/utils/auth.py

@@ -2,11 +2,13 @@ import base64
 import hashlib
 import hmac
 
+
 def calculate_secret_hash(username: str, client_id: str, client_secret: str) -> str:
     """
     Calculate the Cognito SECRET_HASH using HMAC SHA256 for secret-enabled clients.
     """
     msg = username + client_id
-    dig = hmac.new(client_secret.encode('utf-8'),
-                   msg.encode('utf-8'), hashlib.sha256).digest()
-    return base64.b64encode(dig).decode()
+    dig = hmac.new(
+        client_secret.encode("utf-8"), msg.encode("utf-8"), hashlib.sha256
+    ).digest()
+    return base64.b64encode(dig).decode()