Update with (most) Rails 8 Gem defaults

Gemfile

@@ -1,29 +1,60 @@
 source "https://rubygems.org"
-git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
 gem "rails", github: "rails/rails", branch: "main"
 gem "sprockets-rails"
-gem "sqlite3"
-gem "puma"
+# The modern asset pipeline for Rails [https://github.com/rails/propshaft]
+# gem "propshaft"
+# Use sqlite3 as the database for Active Record
+gem "sqlite3", ">= 1.4"
+# Use the Puma web server [https://github.com/puma/puma]
+gem "puma", ">= 5.0"
+# Use JavaScript with ESM import maps [https://github.com/rails/importmap-rails]
 gem "importmap-rails"
+# Hotwire's SPA-like page accelerator [https://turbo.hotwired.dev]
 gem "turbo-rails"
+# Hotwire's modest JavaScript framework [https://stimulus.hotwired.dev]
 gem "stimulus-rails"
+# Build JSON APIs with ease [https://github.com/rails/jbuilder]
 gem "jbuilder"
+# Use Redis adapter to run Action Cable in production
+# gem "redis", ">= 4.0.1"
 
+# Use Kredis to get higher-level data types in Redis [https://github.com/rails/kredis]
+# gem "kredis"
+
+# Use Active Model has_secure_password [https://guides.rubyonrails.org/active_model_basics.html#securepassword]
+# gem "bcrypt", "~> 3.1.7"
+
+# Windows does not include zoneinfo files, so bundle the tzinfo-data gem
+gem "tzinfo-data", platforms: %i[ windows jruby ]
+
+# Reduces boot times through caching; required in config/boot.rb
 gem "bootsnap", require: false
 
+# Deploy this application anywhere as a Docker container [https://kamal-deploy.org]
+# gem "kamal", require: false
+
+# Use Active Storage variants [https://guides.rubyonrails.org/active_storage_overview.html#transforming-images]
 # gem "image_processing", "~> 1.2"
 
 group :development, :test do
-  gem "debug", platforms: %i[mri mingw x64_mingw]
+  # See https://guides.rubyonrails.org/debugging_rails_applications.html#debugging-with-the-debug-gem
+  gem "debug", platforms: %i[ mri windows ], require: "debug/prelude"
+
+  # Static analysis for security vulnerabilities [https://brakemanscanner.org/]
+  gem "brakeman", require: false
+
+  # Omakase Ruby styling [https://github.com/rails/rubocop-rails-omakase/]
+  gem "rubocop-rails-omakase", require: false
 end
 
 group :development do
-  gem "rubocop-rails-omakase", require: false
+  # Use console on exceptions pages [https://github.com/rails/web-console]
   gem "web-console"
 end
 
 group :test do
+  # Use system testing [https://guides.rubyonrails.org/testing.html#system-testing]
   gem "capybara"
   gem "selenium-webdriver"
   gem "webdrivers"

Gemfile.lock

@@ -106,6 +106,8 @@ GEM
     bindex (0.8.1)
     bootsnap (1.18.3)
       msgpack (~> 1.2)
+    brakeman (6.1.2)
+      racc
     builder (3.3.0)
     capybara (3.40.0)
       addressable
@@ -296,19 +298,21 @@ PLATFORMS
 
 DEPENDENCIES
   bootsnap
+  brakeman
   capybara
   debug
   importmap-rails
   jbuilder
-  puma
+  puma (>= 5.0)
   rails!
   rubocop-rails-omakase
   selenium-webdriver
   sprockets-rails
-  sqlite3
+  sqlite3 (>= 1.4)
   stimulus-rails
   tailwindcss-rails (~> 2.0)
   turbo-rails
+  tzinfo-data
   web-console
   webdrivers