upgrade things

Gemfile

@@ -134,7 +134,7 @@ group :test do
   gem 'timecop'
   gem 'turnip'
   gem 'webmock'
-  gem 'rails-controller-testing'
+  #gem 'rails-controller-testing'
   #gem 'rb-fsevent', require: false #if RUBY_PLATFORM =~ /darwin/i
 end
 
@@ -147,7 +147,7 @@ end
 
 # Use unicorn as the app server
 # gem 'unicorn'
-gem 'puma', '~> 4.3.10'
+gem 'puma', '>= 5.0'
 
 # Deploy with Capistrano
 # gem 'capistrano'

config/boot.rb

@@ -3,4 +3,4 @@ require 'rubygems'
 # Set up gems listed in the Gemfile.
 ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../Gemfile', __FILE__)
 
-require 'bundler/setup' if File.exists?(ENV['BUNDLE_GEMFILE'])
+require 'bundler/setup' if File.exist?(ENV['BUNDLE_GEMFILE'])