improve registration and add oauth

app/controllers/registrations_controller.rb

@@ -1,6 +1,16 @@
 # frozen_string_literal: true
 
 class RegistrationsController < Devise::RegistrationsController
+  prepend_before_action :require_no_authentication, only: [:show]
+
+  def show; end
+
+  def create
+    super
+
+    Accounts.create_default_template(resource.account) if resource.account.persisted?
+  end
+
   private
 
   def build_resource(_hash = {})
@@ -8,17 +18,21 @@ class RegistrationsController < Devise::RegistrationsController
     account.timezone = Accounts.normalize_timezone(account.timezone)
 
     self.resource = account.users.new(user_params)
+
+    account.name ||= "#{resource.full_name}'s Company" if params[:action] == 'create'
   end
 
   def user_params
     return {} if params[:user].blank?
 
-    params.require(:user).permit(:first_name, :last_name, :email, :password)
+    params.require(:user).permit(:first_name, :last_name, :email, :password).compact_blank.tap do |attrs|
+      attrs[:password] ||= SecureRandom.hex if params[:action] == 'create'
+    end
   end
 
   def account_params
     return {} if params[:account].blank?
 
-    params.require(:account).permit(:name, :timezone)
+    params.require(:account).permit(:name, :timezone).compact_blank
   end
 end