Sprinkle frozen string literal & Indentation Fix (#150)

* Avoid extra string alocation as join will always return string

* Fix indentation

* Sprinkle frozen string literal true

app/builders/account_builder.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AccountBuilder
   include CustomExceptions::Account
 
@@ -59,7 +61,6 @@ class AccountBuilder
     else
       raise UserErrors.new({errors: @user.errors})
     end
-
   end
 
   def email_to_name(email)
@@ -67,5 +68,4 @@ class AccountBuilder
     name.split(".").map {|n| n.capitalize }.join(" ")
   end
 
-
 end

app/controllers/application_controller.rb

@@ -58,7 +58,7 @@ class ApplicationController < ActionController::Base
 
   def render_record_invalid(exception)
      render json: {
-      message: "#{exception.record.errors.full_messages.join(", ")}"
+      message: exception.record.errors.full_messages.join(", ")
     }, status: :unprocessable_entity
   end
 

app/controllers/confirmations_controller.rb

@@ -2,7 +2,6 @@ class ConfirmationsController < Devise::ConfirmationsController
   skip_before_action :require_no_authentication, raise: false
   skip_before_action :authenticate_user!, raise: false
 
-
   def create
     begin
       @confirmable = User.find_by(confirmation_token: params[:confirmation_token])