```ruby
module SpreeGiftCard
  module Generators
    class InstallGenerator < Rails::Generators::Base

      def add_javascripts
        append_file "vendor/assets/javascripts/spree/frontend/all.js", "//= require store/spree_gift_card\n"
        append_file "vendor/assets/javascripts/spree/backend/all.js", "//= require admin/spree_gift_card\n"
      end

      def add_stylesheets
        inject_into_file "vendor/assets/stylesheets/spree/frontend/all.css", " *= require store/spree_gift_card\n", :before => /\*\//, :verbose => true
        inject_into_file "vendor/assets/stylesheets/spree/backend/all.css", " *= require admin/spree_gift_card\n", :before => /\*\//, :verbose => true
      end

      def add_migrations
        run 'rake railties:install:migrations FROM=spree_gift_card'
      end

      def run_migrations
        res = ask "Would you like to run the migrations now? [Y/n]"
        if res == "" || res.downcase == "y"
          run 'rake db:migrate'
        else
          puts "Skipping rake db:migrate, don't forget to run it!"
        end
      end

    end
  end
end
```

Use correct path to the CSS/JS.
user
```ruby
module SpreeGiftCard
  module Generators
    class InstallGenerator < Rails::Generators::Base

      def add_javascripts
        append_file "vendor/assets/javascripts/spree/frontend/all.js", "//= require spree/frontend/spree_gift_card\n"
        append_file "vendor/assets/javascripts/spree/backend/all.js", "//= require spree/backend/spree_gift_card\n"
      end

      def add_stylesheets
        inject_into_file "vendor/assets/stylesheets/spree/frontend/all.css", " *= require spree/frontend/spree_gift_card\n", :before => /\*\//, :verbose => true
        inject_into_file "vendor/assets/stylesheets/spree/backend/all.css", " *= require spree/backend/spree_gift_card\n", :before => /\*\//, :verbose => true
      end

      def add_migrations
        run 'rake railties:install:migrations FROM=spree_gift_card'
      end

      def run_migrations
        res = ask "Would you like to run the migrations now? [Y/n]"
        if res == "" || res.downcase == "y"
          run 'rake db:migrate'
        else
          puts "Skipping rake db:migrate, don't forget to run it!"
        end
      end

    end
  end
end
```
assistant