Feature: Profile API [#238] (#354)

- api to update name and email
- api to change password
- api to  set profile pic
- fixes update_attribute! deprecation warning
- introducing active storage

.rubocop.yml

@@ -6,6 +6,8 @@ inherit_from: .rubocop_todo.yml
 
 Metrics/LineLength:
   Max: 150
+RSpec/ExampleLength:
+  Max: 10
 Documentation:
   Enabled: false
 Style/FrozenStringLiteralComment: