modify README

README.md

@@ -1,8 +1,6 @@
 # Itamae::Plugin::Recipe::Nodebrew
 
-Welcome to your new gem! In this directory, you'll find the files you need to be able to package up your Ruby library into a gem. Put your Ruby code in the file `lib/itamae/plugin/recipe/nodebrew`. To experiment with that code, run `bin/console` for an interactive prompt.
-
-TODO: Delete this and the text above, and describe your gem
+Installs nodebrew.
 
 ## Installation
 
@@ -22,20 +20,47 @@ Or install it yourself as:
 
 ## Usage
 
-TODO: Write usage instructions here
-
-## Development
+### install for single user
 
-After checking out the repo, run `bin/setup` to install dependencies. Then, run `rake false` to run the tests. You can also run `bin/console` for an interactive prompt that will allow you to experiment.
+```ruby
+include_recipe 'nodebrew::user'
+```
 
-To install this gem onto your local machine, run `bundle exec rake install`. To release a new version, update the version number in `version.rb`, and then run `bundle exec rake release`, which will create a git tag for the version, push git commits and tags, and push the `.gem` file to [rubygems.org](https://rubygems.org).
+### install for system
 
-## Contributing
+```ruby
+include_recipe 'nodebrew::system'
+```
 
-Bug reports and pull requests are welcome on GitHub at https://github.com/[USERNAME]/itamae-plugin-recipe-nodebrew. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the [Contributor Covenant](contributor-covenant.org) code of conduct.
+### node.json
+
+```json
+{
+  "nodebrew": {
+    "versions": {
+      "io@v3.3.0": [
+        {
+          "name": "coffee-script",
+          "version": "1.9.3"
+        }
+      ],
+      "v4.0.0": [
+        "gulp"
+      ]
+    },
+    "use": "v4.0.0"
+  }
+}
+```
 
+## Contributing
 
-## License
+1. Fork it ( https://github.com/toihrk/itamae-plugin-recipe-nodebrew/fork )
+2. Create your feature branch (`git checkout -b my-new-feature`)
+3. Commit your changes (`git commit -am 'Add some feature'`)
+4. Push to the branch (`git push origin my-new-feature`)
+5. Create a new Pull Request
 
-The gem is available as open source under the terms of the [MIT License](http://opensource.org/licenses/MIT).
+## Special Thanks
 
+[rutan/itamae-plugin-recipe-rtn_rbenv](https://github.com/rutan/itamae-plugin-recipe-rtn_rbenv)