我正在使用从本地磁盘安装引擎的“普通”Rails 5应用程序开发Rails 5引擎（https://github.com/Sento/sento-kanban）。
现在我正在寻找使用Cucumber添加自动化测试，我在运行第一个场景时面临依赖性加载问题，第一步是$ ccucumber
Using the default profile...
Feature: Create a new board
In order to manage my projects
As a project manager
I want to create a new board
Scenario: Try to create a new board without a title # features/boards/create_a_board.feature:6
Given I'm creating a board with an empty title # features/step_definitions/board_steps.rb:1
File to import not found or unreadable: perfect-scrollbar.
Load paths:
/application/spec/test_app/app/assets/config
/application/spec/test_app/app/assets/images
/application/spec/test_app/app/assets/javascripts
/application/spec/test_app/app/assets/stylesheets
/application/app/assets/config
/application/app/assets/images
/application/app/assets/javascripts
/application/app/assets/stylesheets
/usr/local/bundle/gems/unobtrusive_flash-3.3.1/lib/assets/javascripts
/usr/local/bundle/gems/unobtrusive_flash-3.3.1/lib/assets/stylesheets
/usr/local/bundle/gems/pace-rails-0.1.3/vendor/assets/javascripts
/usr/local/bundle/gems/pace-rails-0.1.3/vendor/assets/stylesheets
/usr/local/bundle/gems/modal-responder-rails-1.0.3/vendor/assets/javascripts
/usr/local/bundle/gems/modal-responder-rails-1.0.3/vendor/assets/stylesheets
/usr/local/bundle/gems/perfect-scrollbar-rails-0.6.15/vendor/assets/javascripts
/usr/local/bundle/gems/perfect-scrollbar-rails-0.6.15/vendor/assets/stylesheets
/usr/local/bundle/bundler/gems/dragula-rails-9417236588b6/vendor/assets/javascripts
/usr/local/bundle/bundler/gems/dragula-rails-9417236588b6/vendor/assets/stylesheets
/usr/local/bundle/gems/actioncable-5.0.0.1/lib/assets/compiled
/usr/local/bundle/gems/bootstrap-4.0.0.alpha5/assets/stylesheets
/usr/local/bundle/gems/bootstrap-4.0.0.alpha5/assets/javascripts
/usr/local/bundle/gems/bootstrap-4.0.0.alpha5/assets/stylesheets (ActionView::Template::Error)
./app/assets/stylesheets/sento/kanban/application.scss:22
./app/views/layouts/sento/kanban/application.html.slim:11:in `__application_app_views_layouts_sento_kanban_application_html_slim___2646165938008234128_69844567400820'
./features/step_definitions/web_steps.rb:2:in `/^(?:|I )go to (.+)$/'
./features/step_definitions/board_steps.rb:2:in `/^I'm creating a board with an empty title$/'
features/boards/create_a_board.feature:7:in `Given I'm creating a board with an empty title'
应用程序的根页面：
style/*关于路径，我正在使用Docker，将项目挂载为/ application /
似乎未加载引擎依赖项。
甚至最糟糕的是，当我评论需要完美滚动条和所有其他外部库的行时，只保留引擎{{1}}的导入，它也说它找不到这个文件夹。
任何人都可以给我一个方向来解决这个问题吗？