herokuでデプロイしたらこれらのエラーが出てしまいます。

Question

herokuでpushしたらこれらのエラーが出てしまいます。対処法を教えてください。

remote: ! Warning: Multiple default buildpacks reported the ability to handle this app. The first buildpack in the list below will be used.
remote: Detected buildpacks: Ruby,Node.js
remote: See https://devcenter.heroku.com/articles/buildpacks#buildpack-detect-order
remote: -----> Ruby app detected
remote: -----> Installing bundler 1.17.3
remote: -----> Removing BUNDLED WITH version in the Gemfile.lock
remote: -----> Compiling Ruby/Rails
remote: -----> Using Ruby version: ruby-2.6.6
remote:
remote: ###### WARNING:
remote:
remote: You have the .bundle/config file checked into your repository
remote: It contains local state like the location of the installed bundle
remote: as well as configured git local gems, and other settings that should
remote: not be shared between multiple checkouts of a single repo. Please
remote: remove the .bundle/ folder from your repo and add it to your .gitignore file.
remote: https://devcenter.heroku.com/articles/bundler-configuration
remote:
remote:
remote: ###### WARNING:
remote:
remote: Removing Gemfile.lock because it was generated on Windows.
remote: Bundler will do a full resolve so native gems are handled properly.
remote: This may result in unexpected gem versions being used in your app.
remote: In rare occasions Bundler may not be able to resolve your dependencies at all.
remote: https://devcenter.heroku.com/articles/bundler-windows-gemfile