herokuへpushできない

Question

railsチュートリアルの中でherokuへのプッシュができませんでした。

エラー文
Failed to install gems via Bundler.

色々検索をしてHeroku環境のbundlerのversionとローカル環境のbundlerのversionを一致させました。
データベースはpostgresqlを使用しています。
エラー分になります。

Enumerating objects: 107, done.
Counting objects: 100% (107/107), done.
Delta compression using up to 4 threads
Compressing objects: 100% (88/88), done.
Writing objects: 100% (107/107), 153.96 KiB | 5.13 MiB/s, done.
Total 107 (delta 3), reused 0 (delta 0)
remote: Compressing source files... done.
remote: Building source:
remote: 
remote: -----> Building on the Heroku-20 stack
remote: -----> Determining which buildpack to use for this app
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 2.2.11
remote: -----> Removing BUNDLED WITH version in the Gemfile.lock
remote: -----> Compiling Ruby/Rails
remote: -----> Using Ruby version: ruby-2.7.2
remote: -----> Installing dependencies using bundler 2.2.11
remote:        Running: BUNDLE_WITHOUT='development:test' BUNDLE_PATH=vendor/bundle BUNDLE_BIN=vendor/bundle/bin BUNDLE_DEPLOYMENT=1 bundle install -j4
remote:        Your bundle only supports platforms ["x86_64-darwin-20"] but your local platform
remote:        is x86_64-linux. Add the current platform to the lockfile with `bundle lock
remote:        --add-platform x86_64-linux` and try again.
remote:        Bundler Output: Your bundle only supports platforms ["x86_64-darwin-20"] but your local platform
remote:        is x86_64-linux. Add the current platform to the lockfile with `bundle lock
remote:        --add-platform x86_64-linux` and try again.
remote: 
remote:  !
remote:  !     Failed to install gems via Bundler.
remote:  !
remote:  !     Push rejected, failed to compile Ruby app.
remote: 
remote:  !     Push failed
remote: Verifying deploy...
remote: 
remote: !	Push rejected to polar-citadel-62109.
remote: 
To https://git.heroku.com/polar-citadel-62109.git
 ! [remote rejected] master -> master (pre-receive hook declined)
error: failed to push some refs to 'https://git.heroku.com/polar-citadel-62109.git'

gemfileです。

git_source(:github) { |repo| "https://github.com/#{repo}.git" }

ruby "2.7.2"

# Bundle edge Rails instead: gem 'rails', github: 'rails/rails', branch: 'main'
gem "rails", "~> 6.1.3", ">= 6.1.3.1"
# Use postgresql as the database for Active Record
# Use Puma as the app server
gem "puma", "~> 5.0"
# Use SCSS for stylesheets
gem "sass-rails", ">= 6"
# Transpile app-like JavaScript. Read more: https://github.com/rails/webpacker
gem "webpacker", "~> 5.0"
# Turbolinks makes navigating your web application faster. Read more: https://github.com/turbolinks/turbolinks
gem "turbolinks", "~> 5"
# Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
gem "jbuilder", "~> 2.7"
# Use Redis adapter to run Action Cable in production
# gem 'redis', '~> 4.0'
# Use Active Model has_secure_password
# gem 'bcrypt', '~> 3.1.7'

# Use Active Storage variant
# gem 'image_processing', '~> 1.2'

# Reduces boot times through caching; required in config/boot.rb
gem "bootsnap", ">= 1.4.4", require: false

group :development, :test do
  # Call 'byebug' anywhere in the code to stop execution and get a debugger console
  gem "byebug", platforms: [:mri, :mingw, :x64_mingw]
end

group :development do
  # Access an interactive console on exception pages or by calling 'console' anywhere in the code.
  gem "web-console", ">= 4.1.0"
  # Display performance information such as SQL time and flame graphs for each request in your browser.
  # Can be configured to work on production as well see: https://github.com/MiniProfiler/rack-mini-profiler/blob/master/README.md
  gem "rack-mini-profiler", "~> 2.0"
  gem "listen", "~> 3.3"
  # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
  gem "spring"
end

group :test do
  # Adds support for Capybara system testing and selenium driver
  gem "capybara", ">= 3.26"
  gem "selenium-webdriver"
  # Easy installation and use of web drivers to run system tests with browsers
  gem "webdrivers"
end

group :production do
  gem "pg"
end

# Windows does not include zoneinfo files, so bundle the tzinfo-data gem
gem "tzinfo-data", platforms: [:mingw, :mswin, :x64_mingw, :jruby]

Answer 1

色々試しましたができませんでした。
初心者なので文とかがわかりづらくて申し訳ございませんでした。
よろしくお願いします