staging-alert-rails
By wonderweblabs.
staging-alert-rails is a little alert bar for staging environments of rails projects. If there is a file named "REVISION" in your app-root directory, the content will be shown additionally in that bar.
Installation
Require in your Gemfile:
gem 'staging_alert_rails', git: 'https://github.com/wonderweblabs/staging-alert-rails.git'
Require in your css file:
*= require staging_alert_rails
Require at the top of you body:
<%= staging_alert_bar %>
License
MIT License.