wsl2でrails mew を実行すると　An error occurred while installing sassc というエラーが出てしまいます

$ rails new hello_app

Gem::Ext::BuildError: ERROR: Failed to build gem native extension.

    current directory: /home/username/.rbenv/versions/2.6.3/lib/ruby/gems/2.6.0/gems/sassc-2.4.0/ext
/home/username/.rbenv/versions/2.6.3/bin/ruby -I /home/username/.rbenv/versions/2.6.3/lib/ruby/2.6.0
-r ./siteconf20220725-4841-4r7j93.rb extconf.rb
creating Makefile

current directory: /home/username/.rbenv/versions/2.6.3/lib/ruby/gems/2.6.0/gems/sassc-2.4.0/ext
make "DESTDIR=" clean

current directory: /home/username/.rbenv/versions/2.6.3/lib/ruby/gems/2.6.0/gems/sassc-2.4.0/ext
make "DESTDIR="
compiling ./libsass/src/ast.cpp
make: g++: Command not found
make: *** [Makefile:236: ast.o] Error 127

make failed, exit code 2

Gem files will remain installed in
/home/username/.rbenv/versions/2.6.3/lib/ruby/gems/2.6.0/gems/sassc-2.4.0 for inspection.
Results logged to
/home/username/.rbenv/versions/2.6.3/lib/ruby/gems/2.6.0/extensions/x86_64-linux/2.6.0/sassc-2.4.0/gem_make.out

An error occurred while installing sassc (2.4.0), and Bundler cannot continue.
Make sure that `gem install sassc -v '2.4.0' --source 'https://rubygems.org/'` succeeds before
bundling.

In Gemfile:
  sass-rails was resolved to 6.0.0, which depends on
    sassc-rails was resolved to 2.1.2, which depends on
      sassc
         run  bundle binstubs bundler
Could not find gem 'sass-rails (>= 6)' in any of the gem sources listed in your Gemfile.
         run  bundle exec spring binstub --all
Could not find gem 'sass-rails (>= 6)' in any of the gem sources listed in your Gemfile.
Run `bundle install` to install missing gems.
       rails  webpacker:install
Could not find gem 'sass-rails (>= 6)' in any of the gem sources listed in your Gemfile.
Run `bundle install` to install missing gems.