diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b2cb439..10640a8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,14 +7,12 @@ on:
   push:
     branches:
       - master
+
 jobs:
   sqlite:
     runs-on: ubuntu-latest
-
     env:
-      BUNDLE_GEMFILE: ${{ github.workspace }}/gemfiles/${{ matrix.gemfile }}.gemfile
       BUNDLE_PATH_RELATIVE_TO_CWD: true
-
     steps:
       - name: SQLite3 version
         run: sqlite3 --version
@@ -30,8 +28,7 @@ jobs:
         run: bundle exec standardrb
       - name: Run tests
         env:
-          DATABASE_URL: "sqlite3:pay_test"
-          STRIPE_PRIVATE_KEY: ${{ secrets.STRIPE_PRIVATE_KEY }}
+          DATABASE_URL: "sqlite3:signalman_test"
         run: |
           bin/rails db:test:prepare
           bin/rails test:all
diff --git a/Gemfile b/Gemfile
index 24a952e..b8de5eb 100644
--- a/Gemfile
+++ b/Gemfile
@@ -16,3 +16,5 @@ gem "web-console", group: :development
 
 # Start debugger with binding.b [https://github.com/ruby/debug]
 # gem "debug", ">= 1.0.0"
+
+gem "standardrb", "~> 1.0"
diff --git a/Gemfile.lock b/Gemfile.lock
index deee956..c107815 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -74,6 +74,7 @@ GEM
       tzinfo (~> 2.0)
     addressable (2.8.5)
       public_suffix (>= 2.0.2, < 6.0)
+    ast (2.4.2)
     bindex (0.8.1)
     builder (3.2.4)
     capybara (3.39.2)
@@ -97,6 +98,9 @@ GEM
     importmap-rails (1.2.1)
       actionpack (>= 6.0.0)
       railties (>= 6.0.0)
+    json (2.6.3)
+    language_server-protocol (3.17.0.3)
+    lint_roller (1.1.0)
     loofah (2.21.3)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
@@ -128,11 +132,15 @@ GEM
       racc (~> 1.4)
     nokogiri (1.15.3-x86_64-linux)
       racc (~> 1.4)
+    parallel (1.23.0)
+    parser (3.2.2.3)
+      ast (~> 2.4.1)
+      racc
     public_suffix (5.0.3)
     puma (6.3.0)
       nio4r (~> 2.0)
     racc (1.7.1)
-    rack (2.2.7)
+    rack (2.2.8)
     rack-test (2.1.0)
       rack (>= 1.3)
     rails (7.0.6)
@@ -149,7 +157,7 @@ GEM
       activesupport (= 7.0.6)
       bundler (>= 1.15.0)
       railties (= 7.0.6)
-    rails-dom-testing (2.1.1)
+    rails-dom-testing (2.2.0)
       activesupport (>= 5.0.0)
       minitest
       nokogiri (>= 1.6)
@@ -163,13 +171,30 @@ GEM
       rake (>= 12.2)
       thor (~> 1.0)
       zeitwerk (~> 2.5)
+    rainbow (3.1.1)
     rake (13.0.6)
     redis (5.0.6)
       redis-client (>= 0.9.0)
-    redis-client (0.14.1)
+    redis-client (0.15.0)
       connection_pool
     regexp_parser (2.8.1)
     rexml (3.2.6)
+    rubocop (1.52.1)
+      json (~> 2.3)
+      parallel (~> 1.10)
+      parser (>= 3.2.2.3)
+      rainbow (>= 2.2.2, < 4.0)
+      regexp_parser (>= 1.8, < 3.0)
+      rexml (>= 3.2.5, < 4.0)
+      rubocop-ast (>= 1.28.0, < 2.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (>= 2.4.0, < 3.0)
+    rubocop-ast (1.29.0)
+      parser (>= 3.2.1.0)
+    rubocop-performance (1.18.0)
+      rubocop (>= 1.7.0, < 2.0)
+      rubocop-ast (>= 0.4.0)
+    ruby-progressbar (1.13.0)
     rubyzip (2.3.2)
     selenium-webdriver (4.11.0)
       rexml (~> 3.2, >= 3.2.5)
@@ -186,6 +211,20 @@ GEM
     sqlite3 (1.6.3-arm64-darwin)
     sqlite3 (1.6.3-x86_64-darwin)
     sqlite3 (1.6.3-x86_64-linux)
+    standard (1.30.1)
+      language_server-protocol (~> 3.17.0.2)
+      lint_roller (~> 1.0)
+      rubocop (~> 1.52.0)
+      standard-custom (~> 1.0.0)
+      standard-performance (~> 1.1.0)
+    standard-custom (1.0.2)
+      lint_roller (~> 1.0)
+      rubocop (~> 1.50)
+    standard-performance (1.1.2)
+      lint_roller (~> 1.1)
+      rubocop-performance (~> 1.18.0)
+    standardrb (1.0.1)
+      standard
     thor (1.2.2)
     timeout (0.4.0)
     turbo-rails (1.4.0)
@@ -194,6 +233,7 @@ GEM
       railties (>= 6.0.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
+    unicode-display_width (2.4.2)
     web-console (4.2.0)
       actionview (>= 6.0.0)
       activemodel (>= 6.0.0)
@@ -205,7 +245,7 @@ GEM
     websocket-extensions (0.1.5)
     xpath (3.2.0)
       nokogiri (~> 1.8)
-    zeitwerk (2.6.9)
+    zeitwerk (2.6.11)
 
 PLATFORMS
   aarch64-linux
@@ -222,6 +262,7 @@ DEPENDENCIES
   signalman!
   sprockets-rails
   sqlite3
+  standardrb (~> 1.0)
   turbo-rails
   web-console
 
diff --git a/README.md b/README.md
index d93baf6..e85a79f 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,8 @@
 # Signalman
 A debug tool for Ruby on Rails application.
 
+[![Tests](https://github.com/excid3/signalman/actions/workflows/ci.yml/badge.svg)](https://github.com/excid3/signalman/actions/workflows/ci.yml)
+
 ## Usage
 How to use my plugin.
 
diff --git a/Rakefile b/Rakefile
index e7793b5..1fc8c92 100644
--- a/Rakefile
+++ b/Rakefile
@@ -6,3 +6,12 @@ load "rails/tasks/engine.rake"
 load "rails/tasks/statistics.rake"
 
 require "bundler/gem_tasks"
+require "rake/testtask"
+
+Rake::TestTask.new("test:all") do |t|
+  t.libs << "test"
+  t.pattern = "test/**/*_test.rb"
+  t.verbose = false
+end
+
+task default: "test:all"
diff --git a/app/controllers/signalman/generators/models_controller.rb b/app/controllers/signalman/generators/models_controller.rb
index 2f9f2bb..1c3a102 100644
--- a/app/controllers/signalman/generators/models_controller.rb
+++ b/app/controllers/signalman/generators/models_controller.rb
@@ -6,7 +6,7 @@ def show
     end
 
     def create
-      @fields = params[:fields].map{ |field| [field[:name], field[:type]].join(":") }
+      @fields = params[:fields].map { |field| [field[:name], field[:type]].join(":") }
       Bundler.with_original_env do
         @stdout, @stderr, @status = Open3.capture3("rails", "generate", "model", params[:model_name], *@fields)
       end
diff --git a/app/controllers/signalman/generators/scaffolds_controller.rb b/app/controllers/signalman/generators/scaffolds_controller.rb
index d85d0f5..931c4c3 100644
--- a/app/controllers/signalman/generators/scaffolds_controller.rb
+++ b/app/controllers/signalman/generators/scaffolds_controller.rb
@@ -6,7 +6,7 @@ def show
     end
 
     def create
-      @fields = params[:fields].map{ |field| [field[:name], field[:type]].join(":") }
+      @fields = params[:fields].map { |field| [field[:name], field[:type]].join(":") }
       Bundler.with_original_env do
         @stdout, @stderr, @status = Open3.capture3("rails", "generate", "scaffold", params[:model_name], *@fields)
       end
diff --git a/app/helpers/signalman/events_helper.rb b/app/helpers/signalman/events_helper.rb
index dbb5e72..f2007ea 100644
--- a/app/helpers/signalman/events_helper.rb
+++ b/app/helpers/signalman/events_helper.rb
@@ -1,7 +1,7 @@
 module Signalman
   module EventsHelper
     def signalman_path_for(event)
-      block = Signalman.events.find{ |key, _| key.match? event.name }.last[:path]
+      block = Signalman.events.find { |key, _| key.match? event.name }.last[:path]
       instance_exec event, &block
     end
 
diff --git a/app/models/signalman/event.rb b/app/models/signalman/event.rb
index 6c02474..07ea0e6 100644
--- a/app/models/signalman/event.rb
+++ b/app/models/signalman/event.rb
@@ -1,13 +1,13 @@
 class Signalman::Event < ApplicationRecord
-  scope :requests, ->{ where(name: "process_action.action_controller") }
-  scope :mails, ->{ where(name: "deliver.action_mailer") }
-  scope :queries, ->{ where(name: "sql.active_record") }
-  scope :views, ->{
+  scope :requests, -> { where(name: "process_action.action_controller") }
+  scope :mails, -> { where(name: "deliver.action_mailer") }
+  scope :queries, -> { where(name: "sql.active_record") }
+  scope :views, -> {
     where(name: [
       "render_template.action_view",
       "render_partial.action_view",
       "render_collection.action_view",
-      "render_layout.action_view",
+      "render_layout.action_view"
     ])
   }
   scope :jobs, -> {
@@ -16,10 +16,9 @@ class Signalman::Event < ApplicationRecord
       "enqueue.active_job",
       "perform.active_job",
       "perform_start.active_job",
-      "discard.active_job",
+      "discard.active_job"
     ])
   }
 
-
-  scope :recent_first, ->{ order(created_at: :desc) }
+  scope :recent_first, -> { order(created_at: :desc) }
 end
diff --git a/lib/signalman.rb b/lib/signalman.rb
index 323804d..aed6068 100644
--- a/lib/signalman.rb
+++ b/lib/signalman.rb
@@ -66,16 +66,16 @@ def process
       end
 
       create_event event.payload.slice(
-          :method,
-          :path,
-          :controller,
-          :action,
-          :params,
-          :format,
-          :status,
-          :db_runtime,
-          :view_runtime
-        ).merge(headers: headers)
+        :method,
+        :path,
+        :controller,
+        :action,
+        :params,
+        :format,
+        :status,
+        :db_runtime,
+        :view_runtime
+      ).merge(headers: headers)
     end
 
     def skip?
@@ -101,7 +101,7 @@ class QueryHandler < BaseHandler
     # CREATE_TABLE queries have nil for `name`
     def skip?
       return if event.payload[:name].blank?
-      IGNORED_QUERIES.any?{ |q| q.match? event.payload[:name] }
+      IGNORED_QUERIES.any? { |q| q.match? event.payload[:name] }
     end
 
     def process
@@ -147,7 +147,11 @@ def format(arg)
       when Array
         arg.map { |value| format(value) }
       when GlobalID::Identification
-        arg.to_global_id rescue arg
+        begin
+          arg.to_global_id
+        rescue
+          arg
+        end
       else
         arg
       end
diff --git a/lib/signalman/engine.rb b/lib/signalman/engine.rb
index 20b54a4..663f758 100644
--- a/lib/signalman/engine.rb
+++ b/lib/signalman/engine.rb
@@ -7,7 +7,7 @@ class Engine < ::Rails::Engine
     end
 
     # helpers must be accessible anywhere for Turbo broadcasts
-    initializer 'signalman.helpers' do
+    initializer "signalman.helpers" do
       ActiveSupport.on_load :action_controller do
         helper Signalman::EventsHelper
       end
diff --git a/signalman.gemspec b/signalman.gemspec
index 7bf2909..6953642 100644
--- a/signalman.gemspec
+++ b/signalman.gemspec
@@ -1,14 +1,14 @@
 require_relative "lib/signalman/version"
 
 Gem::Specification.new do |spec|
-  spec.name        = "signalman"
-  spec.version     = Signalman::VERSION
-  spec.authors     = ["Chris Oliver"]
-  spec.email       = ["excid3@gmail.com"]
-  spec.homepage    = "https://github.com/excid3/signalman"
-  spec.summary     = "Development tools for Ruby on Rails"
+  spec.name = "signalman"
+  spec.version = Signalman::VERSION
+  spec.authors = ["Chris Oliver"]
+  spec.email = ["excid3@gmail.com"]
+  spec.homepage = "https://github.com/excid3/signalman"
+  spec.summary = "Development tools for Ruby on Rails"
   spec.description = "Development tools for Ruby on Rails"
-  spec.license     = "MIT"
+  spec.license = "MIT"
 
   spec.metadata["homepage_uri"] = spec.homepage
   spec.metadata["source_code_uri"] = "https://github.com/excid3/signalman"
diff --git a/test/dummy/app/mailers/user_mailer.rb b/test/dummy/app/mailers/user_mailer.rb
index 80d31e2..6e4ddae 100644
--- a/test/dummy/app/mailers/user_mailer.rb
+++ b/test/dummy/app/mailers/user_mailer.rb
@@ -1,5 +1,4 @@
 class UserMailer < ApplicationMailer
-
   # Subject can be set in your I18n file at config/locales/en.yml
   # with the following lookup:
   #
diff --git a/test/dummy/config/environments/production.rb b/test/dummy/config/environments/production.rb
index 8e989b5..6ab1e39 100644
--- a/test/dummy/config/environments/production.rb
+++ b/test/dummy/config/environments/production.rb
@@ -13,7 +13,7 @@
   config.eager_load = true
 
   # Full error reports are disabled and caching is turned on.
-  config.consider_all_requests_local       = false
+  config.consider_all_requests_local = false
   config.action_controller.perform_caching = true
 
   # Ensures that a master key has been made available in either ENV["RAILS_MASTER_KEY"]
@@ -53,7 +53,7 @@
   config.log_level = :info
 
   # Prepend all log lines with the following tags.
-  config.log_tags = [ :request_id ]
+  config.log_tags = [:request_id]
 
   # Use a different cache store in production.
   # config.cache_store = :mem_cache_store
@@ -83,9 +83,9 @@
   # config.logger = ActiveSupport::TaggedLogging.new(Syslog::Logger.new "app-name")
 
   if ENV["RAILS_LOG_TO_STDOUT"].present?
-    logger           = ActiveSupport::Logger.new(STDOUT)
+    logger = ActiveSupport::Logger.new($stdout)
     logger.formatter = config.log_formatter
-    config.logger    = ActiveSupport::TaggedLogging.new(logger)
+    config.logger = ActiveSupport::TaggedLogging.new(logger)
   end
 
   # Do not dump schema after migrations.
diff --git a/test/dummy/config/environments/test.rb b/test/dummy/config/environments/test.rb
index 6ea4d1e..9de8427 100644
--- a/test/dummy/config/environments/test.rb
+++ b/test/dummy/config/environments/test.rb
@@ -23,7 +23,7 @@
   }
 
   # Show full error reports and disable caching.
-  config.consider_all_requests_local       = true
+  config.consider_all_requests_local = true
   config.action_controller.perform_caching = false
   config.cache_store = :null_store
 
diff --git a/test/dummy/db/schema.rb b/test/dummy/db/schema.rb
index 9798af0..e573b09 100644
--- a/test/dummy/db/schema.rb
+++ b/test/dummy/db/schema.rb
@@ -27,5 +27,4 @@
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
   end
-
 end
diff --git a/test/dummy/test/mailers/previews/user_mailer_preview.rb b/test/dummy/test/mailers/previews/user_mailer_preview.rb
index 355431b..725ac3d 100644
--- a/test/dummy/test/mailers/previews/user_mailer_preview.rb
+++ b/test/dummy/test/mailers/previews/user_mailer_preview.rb
@@ -1,9 +1,7 @@
 # Preview all emails at http://localhost:3000/rails/mailers/user_mailer
 class UserMailerPreview < ActionMailer::Preview
-
   # Preview this email at http://localhost:3000/rails/mailers/user_mailer/notification
   def notification
     UserMailer.notification
   end
-
 end
diff --git a/test/dummy/test/mailers/user_mailer_test.rb b/test/dummy/test/mailers/user_mailer_test.rb
index 713d1ff..17fd872 100644
--- a/test/dummy/test/mailers/user_mailer_test.rb
+++ b/test/dummy/test/mailers/user_mailer_test.rb
@@ -8,5 +8,4 @@ class UserMailerTest < ActionMailer::TestCase
     assert_equal ["from@example.com"], mail.from
     assert_match "Hi", mail.body.encoded
   end
-
 end