Suggest puma-dev configuration in bin/setup (rails#51088)

Author: dhh

railties/lib/rails/generators/rails/app/templates/bin/setup.tt

@@ -1,7 +1,7 @@
 require "fileutils"
 
-# path to your application root.
 APP_ROOT = File.expand_path("..", __dir__)
+APP_NAME = "<%= app_name %>"
 
 def system!(*args)
   system(*args, exception: true)
@@ -40,4 +40,8 @@ FileUtils.chdir APP_ROOT do
 
   puts "\n== Restarting application server =="
   system! "bin/rails restart"
+
+  # puts "\n== Configuring puma-dev =="
+  # system "ln -nfs #{APP_ROOT} ~/.puma-dev/#{APP_NAME}"
+  # system "curl -Is https://#{APP_NAME}.test/up | head -n 1"
 end