下面的输出表示错误和成功。尽我所能看到“错误”是由于运行命令“yarn --version”时出现的一些问题，而不是由于其他代码打包问题？
此外，没有包含预编译 javascript 资产的资产文件夹？但它说“成功已经是最新的”？
此外，该应用程序在开发环境中按预期工作。
欢迎任何指点。我知道目前 Sprockets 仍然处理 css 和图像，而 Webpacker 处理 javascript 包。我在 Rails 页面中使用了大量 javascript，它在开发中运行良好，在此应用的先前 Rails 5 版本中运行良好。
c:\railsapps>cd testingapp
c:\Railsapps\testingapp>rails 资产：预编译
警告 ..\package.json：没有许可证字段
纱线安装 v1.22.10
警告 ..\package.json：没有许可证字段
[1/4] 正在解析包...
成功已经是最新的。
1.03 秒内完成。
轨道中止！
Errno::ENOEXEC: Exec 格式错误 - "c:/Railsapps/testingapp/bin/yarn" --version
任务：TOP => assets:precompile => yarn:install （通过使用 --trace 运行任务查看完整跟踪）
c:\Railsapps\testingapp>
************************************ WITH --trace ******** **********************
c:\Railsapps\testingapp>rails --trace assets:precompile
** Invoke assets:precompile (first_time)
** Invoke assets:environment (first_time)
** Execute assets:environment
** Invoke environment (first_time)
** Execute environment
warning ..\package.json: No license field
** Invoke yarn:install (first_time)
** Invoke webpacker:yarn_install (first_time)
** Execute webpacker:yarn_install
yarn install v1.22.10
warning ..\package.json: No license field
[1/4] Resolving packages...
success Already up-to-date.
Done in 0.88s.
** Execute yarn:install
rails aborted!
Errno::ENOEXEC: Exec format error - "c:/Railsapps/testingapp/bin/yarn" --version
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/railties-6.1.1/lib/rails/tasks/yarn.rake:13:in ``'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/railties-6.1.1/lib/rails/tasks/yarn.rake:13:in block (2 levels) in <main>' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/task.rb:281:in block in execute'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/task.rb:281:in each' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/task.rb:281:in execute'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/task.rb:219:in block in invoke_with_call_chain' C:/Ruby266-x64/lib/ruby/2.6.0/monitor.rb:235:in mon_synchronize'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/task.rb:199:in invoke_with_call_chain' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/task.rb:243:in block in invoke_prerequisites'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/task.rb:241:in each' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/task.rb:241:in invoke_prerequisites'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/task.rb:218:in block in invoke_with_call_chain' C:/Ruby266-x64/lib/ruby/2.6.0/monitor.rb:235:in mon_synchronize'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/task.rb:199:in invoke_with_call_chain' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/task.rb:188:in invoke'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/application.rb:160:in invoke_task' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/application.rb:116:in block (2 levels) in top_level'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/application.rb:116:in each' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/application.rb:116:in block in top_level'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/application.rb:125:in run_with_threads' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/application.rb:110:in top_level'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/railties-6.1.1/lib/rails/commands/rake/rake_command.rb:24:in block (2 levels) in perform' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/application.rb:186:in standard_exception_handling'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/railties-6.1.1/lib/rails/commands/rake/rake_command.rb:24:in block in perform' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/rake_module.rb:59:in with_application'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/railties-6.1.1/lib/rails/commands/rake/rake_command.rb:18:in perform' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/railties-6.1.1/lib/rails/command.rb:52:in invoke'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/railties-6.1.1/lib/rails/commands.rb:18:in <main>' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/bootsnap-1.5.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:23:in require'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/bootsnap-1.5.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:23:in block in require_with_bootsnap_lfi' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/bootsnap-1.5.1/lib/bootsnap/load_path_cache/loaded_features_index.rb:92:in register'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/bootsnap-1.5.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:22:in require_with_bootsnap_lfi' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/bootsnap-1.5.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:31:in require'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/activesupport-6.1.1/lib/active_support/dependencies.rb:332:in block in require' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/activesupport-6.1.1/lib/active_support/dependencies.rb:299:in load_dependency'
C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/activesupport-6.1.1/lib/active_support/dependencies.rb:332:in require' bin/rails:4:in '
Tasks: TOP => assets:precompile => yarn:install
block (2 levels) in <main>' C:/Ruby266-x64/lib/ruby/gems/2.6.0/gems/rake-13.0.3/lib/rake/task.rb:281:in