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Add installation instructions for importmap-rails

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Sam Power 2022-06-06 12:52:08 -04:00
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guides/source/working_with_javascript_in_rails.md
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@ -32,6 +32,20 @@ manage your JavaScript dependencies, there is no need to install Node.js or Yarn
When using import maps, no separate build process is required, just start your server with
`bin/rails server` and you are good to go.
### Installing importmap-rails
Importmap for Rails is automatically included in Rails 7+ for new applications, but you can also install it manually in existing applications:
```bash
$ bin/bundle add importmap-rails
```
Run the install task:
```bash
$ bin/rails importmap:install
```
### Adding NPM Packages with importmap-rails
To add new packages to your import map-powered application, run the `bin/importmap pin` command