feat: new accounts controller for signup+onboarding (#8804)

* feat: add v2 accounts controller

* feat: allow empty account and user name

* feat: ensure  and  is present for v1 signup

* test: remove validation checks

* chore: apply suggestions

* chore: revert en.yml formatting

* chore: line at EOF

* fix: routes

---------

Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>

lib/custom_exceptions/account.rb

@@ -17,6 +17,12 @@ module CustomExceptions::Account
     end
   end
 
+  class InvalidParams < CustomExceptions::Base
+    def message
+      I18n.t 'errors.signup.invalid_params'
+    end
+  end
+
   class UserErrors < CustomExceptions::Base
     def message
       @data[:errors].full_messages.join(',')