add: email attribute on user

User.py

@@ -1,5 +1,5 @@
 class User:
-    def __init__(self, first_name: str, last_name: str, username: str, password: str, permissions):
+    def __init__(self, first_name: str, last_name: str, username: str, password: str, email: str, permissions):
         """
         : param first_name: The first name of the user
         : type first_name: str
@@ -7,6 +7,8 @@ class User:
         : type last_name: str
         : param password: The password of the user
         : type password: str
+        : param email: The email of the user
+        : type email: str
         : param permissions: The permissions of the user
         : type permissions: dict
         """