Add Standard instead of Rubocop

.github/workflows/standard.yml

@@ -0,0 +1,14 @@
+---
+name: Standard
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      checks: write
+      contents: write
+    steps:
+      - name: Standard Ruby
+        uses: standardrb/standard-ruby-action@v1

Gemfile

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
-source 'https://rubygems.org'
+source "https://rubygems.org"
 
 gemspec

Rakefile

@@ -1,10 +1,8 @@
 # frozen_string_literal: true
 
-require 'bundler/gem_tasks'
-require 'rspec/core/rake_task'
-require 'rubocop/rake_task'
-
-RuboCop::RakeTask.new(:rubocop)
+require "bundler/gem_tasks"
+require "rspec/core/rake_task"
+require "standard/rake"
 
 RSpec::Core::RakeTask.new(:spec)
 

mail-ses.gemspec

@@ -1,27 +1,27 @@
 # frozen_string_literal: true
 
-$LOAD_PATH.push File.expand_path('lib', __dir__)
-require 'mail/ses/version'
+$LOAD_PATH.push File.expand_path("lib", __dir__)
+require "mail/ses/version"
 
 Gem::Specification.new do |s|
-  s.name        = 'mail-ses'
-  s.version     = Mail::SES::VERSION
-  s.licenses    = ['MIT']
-  s.summary     = 'Ruby Mail delivery method handler for Amazon SES'
-  s.description = 'Ruby Mail delivery method handler for Amazon SES'
-  s.authors     = ['Johnny Shields']
-  s.email       = '[email protected]'
-  s.files       = Dir.glob('lib/**/*') + %w[CHANGELOG.md LICENSE README.md]
-  s.homepage    = 'https://github.com/tablecheck/mail-ses'
-  s.required_ruby_version = '>= 2.6.0'
+  s.name = "mail-ses"
+  s.version = Mail::SES::VERSION
+  s.licenses = ["MIT"]
+  s.summary = "Ruby Mail delivery method handler for Amazon SES"
+  s.description = "Ruby Mail delivery method handler for Amazon SES"
+  s.authors = ["Johnny Shields"]
+  s.email = "[email protected]"
+  s.files = Dir.glob("lib/**/*") + %w[CHANGELOG.md LICENSE README.md]
+  s.homepage = "https://github.com/tablecheck/mail-ses"
+  s.required_ruby_version = ">= 2.6.0"
 
-  s.add_dependency('aws-sdk-sesv2', '>= 1.27')
-  s.add_dependency('mail', '>= 2.8.1')
-  s.add_development_dependency('net-smtp')
-  s.add_development_dependency('nokogiri')
-  s.add_development_dependency('rake', '>= 1')
-  s.add_development_dependency('rspec', '>= 3.8')
-  s.add_development_dependency('rubocop', '~> 1.30.1')
+  s.add_dependency("aws-sdk-sesv2", ">= 1.27")
+  s.add_dependency("mail", ">= 2.8.1")
+  s.add_development_dependency("net-smtp")
+  s.add_development_dependency("nokogiri")
+  s.add_development_dependency("rake", ">= 1")
+  s.add_development_dependency("rspec", ">= 3.8")
+  s.add_development_dependency("standard", "1.41.1")
 
-  s.metadata['rubygems_mfa_required'] = 'true'
+  s.metadata["rubygems_mfa_required"] = "true"
 end