Add minor tweaks

Author: kartiki975

docs/setup.md

@@ -14,8 +14,8 @@ In the future we'd like to provide it fully packaged inside a Docker container,
 
 Shipit provides you with a Rails template. To bootstrap your Shipit installation:
 
-1. If you don't have Rails installed, run this command: `gem install rails -v 7.1.1`
-2. Run this command:  `rails _7.0_ new shipit --skip-action-cable --skip-turbolinks --skip-action-mailer --skip-active-storage --skip-webpack-install --skip-action-mailbox --skip-action-text -m https://raw.githubusercontent.com/Shopify/shipit-engine/main/template.rb`
+1. If you don't have Rails installed, run this command: `gem install rails -v 7.1`
+2. Run this command:  `rails _7.1_ new shipit --skip-action-cable --skip-turbolinks --skip-action-mailer --skip-active-storage --skip-webpack-install --skip-action-mailbox --skip-action-text -m https://raw.githubusercontent.com/Shopify/shipit-engine/main/template.rb`
 
 ## Creating the GitHub App
 

template.rb

@@ -3,8 +3,8 @@
 if Gem::Version.new(RUBY_VERSION) < Gem::Version.new('2.7')
   raise Thor::Error, "You need at least Ruby 2.7 to install shipit"
 end
-if Gem::Version.new(Rails::VERSION::STRING) < Gem::Version.new('7.1.1')
-  raise Thor::Error, "You need Rails 7.1.1 to install shipit"
+if Gem::Version.new(Rails::VERSION::STRING) < Gem::Version.new('7.1')
+  raise Thor::Error, "You need Rails 7.1 to install shipit"
 end
 
 route %(mount Shipit::Engine, at: '/')