added todos for user

src/entities/user.py

@@ -1,4 +1,7 @@
 
 class User:
-    pass
-    #TODO: implement in exercise 'entities'
+    #TODO: implement in exercise 'entities'
+    #TODO: user should have: name, email, password, id
+    #TODO: user should have: getter and setter methods
+
+    pass