Add --scratch flag for experimental demos

.gitignore

@@ -41,6 +41,9 @@ vendor/bundle/
 /demos/*/public/packs-test
 /demos/*/yarn-error.log
 
+# Scratch demos (experimental/temporary demos)
+/demos-scratch/
+
 # Testing
 /demos/*/coverage/
 /demos/*/test/reports/

.new-demo-versions

@@ -10,10 +10,10 @@
 RAILS_VERSION="8.0.3"
 
 # Shakapacker version (use ~> for compatibility range, or specific version)
-SHAKAPACKER_VERSION="~> 8.0"
+SHAKAPACKER_VERSION="github:shakacode/shakapacker"
 
 # React on Rails version (use ~> for compatibility range, or specific version)
-REACT_ON_RAILS_VERSION="~> 16.0"
+REACT_ON_RAILS_VERSION="~> 16.1"
 
 # ═══════════════════════════════════════════════════════════════════════
 # Version Management Workflows
@@ -32,4 +32,4 @@ REACT_ON_RAILS_VERSION="~> 16.0"
 # Updating existing demos to new versions:
 #   ./scripts/update-all-demos.sh --react-on-rails-version '~> 16.1'
 #
-# For detailed workflows, see: docs/VERSION_MANAGEMENT.md
+# For detailed workflows, see: docs/VERSION_MANAGEMENT.md

.rubocop.yml

@@ -1,12 +1,12 @@
 # RuboCop configuration for React on Rails Demos monorepo
 
-plugins:
+require:
   - rubocop-performance
 
 AllCops:
   NewCops: enable
   SuggestExtensions: false
-  TargetRubyVersion: 3.0
+  TargetRubyVersion: 3.1
   Exclude:
     - 'node_modules/**/*'
     - 'demos/**/node_modules/**/*'

bin/new-demo

@@ -12,7 +12,10 @@ options = {
   react_on_rails_args: [],
   dry_run: false,
   shakapacker_prerelease: false,
-  react_on_rails_prerelease: false
+  react_on_rails_prerelease: false,
+  scratch: false,
+  skip_playwright: false,
+  typescript: false
 }
 
 parser = OptionParser.new do |opts|
@@ -66,6 +69,18 @@ parser = OptionParser.new do |opts|
     options[:react_on_rails_prerelease] = true
   end
 
+  opts.on('--scratch', 'Create demo in gitignored /demos-scratch directory for experimentation') do
+    options[:scratch] = true
+  end
+
+  opts.on('--skip-playwright', 'Skip Playwright browser installation') do
+    options[:skip_playwright] = true
+  end
+
+  opts.on('--typescript', 'Enable TypeScript for both Shakapacker and React on Rails') do
+    options[:typescript] = true
+  end
+
   opts.on('-h', '--help', 'Show this help message') do
     puts opts
     puts ''
@@ -87,6 +102,12 @@ parser = OptionParser.new do |opts|
     puts '  bin/new-demo my-demo --react-on-rails-args="--redux,--node"'
     puts '  bin/new-demo my-demo --rails-args="--skip-test" --react-on-rails-args="--redux"'
     puts ''
+    puts '  # Enable TypeScript'
+    puts '  bin/new-demo my-demo --typescript'
+    puts ''
+    puts '  # Create experimental demo in gitignored directory'
+    puts '  bin/new-demo my-demo --scratch'
+    puts ''
     puts 'After creation, run E2E tests with:'
     puts '  cd demos/my-demo && npx playwright test'
     exit

lib/demo_scripts/config.rb

@@ -3,8 +3,8 @@
 module DemoScripts
   # Configuration loader for demo versions
   class Config
-    DEFAULT_SHAKAPACKER_VERSION = '~> 8.0'
-    DEFAULT_REACT_ON_RAILS_VERSION = '~> 16.0'
+    DEFAULT_SHAKAPACKER_VERSION = 'github:shakacode/shakapacker'
+    DEFAULT_REACT_ON_RAILS_VERSION = '~> 16.1'
     DEFAULT_RAILS_VERSION = '8.0.3'
 
     attr_reader :shakapacker_version, :react_on_rails_version, :rails_version