README.md in holiday_jp-0.7.1 vs README.md in holiday_jp-0.8.0

@@ -1,6 +1,6 @@
-# holiday_jp [![Build Status](https://travis-ci.org/holiday-jp/holiday_jp-ruby.svg?branch=master)](https://travis-ci.org/holiday-jp/holiday_jp-ruby)
+# holiday_jp [![test](https://github.com/holiday-jp/holiday_jp-ruby/workflows/test/badge.svg)](https://github.com/holiday-jp/holiday_jp-ruby/actions)
 
 Get holidays in Japan.
 
 ## USAGE
 
@@ -11,11 +11,31 @@
 ```
 
 ## Supported Ruby Version
 Ruby 1.9.3+
 
+## Installation
+
+Add this line to your application's Gemfile:
+
+```ruby
+gem 'holiday_jp'
+```
+
+And then execute:
+
+```sh
+$ bundle
+```
+
+Or install it yourself as:
+
+```sh
+$ gem install holiday_jp
+```
+
 ## Note on Patches/Pull Requests
- 
+
 * Fork the project.
 * Make your feature addition or bug fix.
 * Add tests for it. This is important so I don't break it in a
   future version unintentionally.
 * Commit, do not mess with rakefile, version, or history.