README.md in capistrano-rails-1.4.0 vs README.md in capistrano-rails-1.5.0

@@ -10,11 +10,11 @@
 Add these Capistrano gems to your application's Gemfile using `require: false`:
 
 ```ruby
 group :development do
   gem "capistrano", "~> 3.10", require: false
-  gem "capistrano-rails", "~> 1.4", require: false
+  gem "capistrano-rails", "~> 1.5", require: false
 end
 ```
 
 Run the following command to install the gems:
 
@@ -110,9 +110,29 @@
 set :migration_role, :app
 ```
 
 The advantage is you won't need to deploy your application to your database
 server, and overall a better separation of concerns.
+
+#### Uploading your master.key
+
+You can use the below configuration to upload your `master.key` to the server if it isn't already present.
+
+```ruby
+append :linked_files, "config/master.key"
+
+namespace :deploy do
+  namespace :check do
+    before :linked_files, :set_master_key do
+      on roles(:app), in: :sequence, wait: 10 do
+        unless test("[ -f #{shared_path}/config/master.key ]")
+          upload! 'config/master.key', "#{shared_path}/config/master.key"
+        end
+      end
+    end
+  end
+end
+```
 
 ## Contributing
 
 1. Fork it
 2. Create your feature branch (`git checkout -b my-new-feature`)