Otherwise, execjs can't find JavaScriptCore on newer macOS
ruby-2.7.5@rspec-doc/gems/execjs-2.7.0/lib/execjs/runtimes.rb:58:in `autodetect': Could not find a JavaScript runtime. See https://github.com/rails/execjs for a list of available runtimes. (ExecJS::RuntimeUnavailable)
Otherwise, execjs can't find JavaScriptCore on newer macOS
See https://github.com/rails/execjs/commit/1dce3d077866c01d32230aead7b82d7e5b7a341b