Update Ruby version and fix Gemfile

Author: carloslopes

Gemfile

@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
-ruby '~> 2.6'
+ruby '~> 3.1'
 
 git_source(:github) do |repo_name|
   repo_name = "#{repo_name}/#{repo_name}" unless repo_name.include?("/")
@@ -64,6 +64,7 @@ gem 'webpacker', '~> 5.4.3'
 gem 'pusher'
 
 source 'https://rails-assets.org' do
+  gem 'rails-assets-jquery'
   gem 'rails-assets-jquery.gritter'
 end
 

Gemfile.lock

@@ -660,6 +660,7 @@ DEPENDENCIES
   rack-cors
   rack-timeout
   rails (~> 5.2.6.3)
+  rails-assets-jquery!
   rails-assets-jquery.gritter!
   rails-controller-testing
   rails-i18n
@@ -690,7 +691,7 @@ DEPENDENCIES
   webpacker (~> 5.4.3)
 
 RUBY VERSION
-   ruby 2.6.8p205
+   ruby 3.1.2p20
 
 BUNDLED WITH
    1.17.3