docs: add TypeScript usage section

README.md

@@ -1,8 +1,6 @@
-
 ![ember-autofocus-modifier-illustration](https://user-images.githubusercontent.com/15218861/189953191-49028e3e-6627-4e3d-9945-70800a6f3d0b.svg)
 
-ember-autofocus-modifier
-==============================================================================
+# ember-autofocus-modifier
 
 Your ember component has just been rendered. Have you ever wanted to focus an
 element in the DOM right after that? Like focusing this lonely input on your
@@ -14,9 +12,7 @@ inputs and for other elements.
 As an alternative to installing this package, you might want to consider using
 [this snippet](https://github.com/qonto/ember-autofocus-modifier/blob/v0.0.1/addon/modifiers/autofocus.js).
 
-
-Usage
-------------------------------------------------------------------------------
+## Usage
 
 By default, it will search for the first non-disabled input in the dom node that it has been attached to.
 
@@ -74,34 +70,49 @@ Here, the autofocus will be applied to the button
 </form>
 ```
 
-
-Installation
-------------------------------------------------------------------------------
+## Installation
 
 ```
 yarn add -D ember-autofocus-modifier
 ```
+
 or
+
 ```
 npm install --save-dev ember-autofocus-modifier
 ```
 
+## Compatibility
 
-Compatibility
-------------------------------------------------------------------------------
+- Ember.js v3.28 or above
+- Ember CLI v3.28 or above
+- Node.js v16 or above
+- TypeScript v5.0 or above
 
-* Ember.js v3.28 or above
-* Ember CLI v3.28 or above
-* Node.js v16 or above
+## TypeScript usage
 
+The `autofocus` helper has proper [Glint](https://github.com/typed-ember/glint) types, which allow you to get strict type checking in your templates when using TypeScript.
 
-Contributing
-------------------------------------------------------------------------------
+Unless you are using [strict mode](http://emberjs.github.io/rfcs/0496-handlebars-strict-mode.html) templates (via [first class component templates](http://emberjs.github.io/rfcs/0779-first-class-component-templates.html)),
+you need to import the addon's Glint template registry entries as described in the [Using Addons](https://typed-ember.gitbook.io/glint/using-glint/ember/using-addons#using-glint-enabled-addons) documentation:
 
-See the [Contributing](CONTRIBUTING.md) guide for details.
+```ts
+// e.g. types/glint.d.ts
+import "@glint/environment-ember-loose";
+import type AutofocusRegistry from "ember-autofocus-modifier/template-registry";
+
+declare module "@glint/environment-ember-loose/registry" {
+  export default interface Registry
+    extends AutofocusRegistry /* other addon registries */ {
+    // local entries
+  }
+}
+```
 
+## Contributing
+
+See the [Contributing](CONTRIBUTING.md) guide for details.
 
-License
-------------------------------------------------------------------------------
+## License
 
 This project is licensed under the [MIT License](LICENSE.md).