Add avatar to <%= @user.uid %>

<%= render 'flash' %> <%= f_form_for @user, url: url_for(controller: 'user_avatar', action: 'create'), method: :post do |f| %> <%= f.error_messages %> <%= f.hidden_field :generate_form, value: '1' %> <%= f.file_field :avatar %> <%= f.submit "Update" %> <% end %>