docs(rescript-dom, rescript-abort-controller): update README.md

Author: r17x

examples/dev/dev__abortsignal.js renamed to examples/dev/dev__abortcontroller.js

@@ -35,7 +35,7 @@ abortController->AbortController.signal
 abortController->AbortController.abort
 ```
 
-Or you can check this [**examples**](https://github.com/ri7nz/rescript-intersection-observer/tree/main/examples).
+Or you can check this [**examples**](https://github.com/ri7nz/rescript-intersection-observer/tree/main/examples/dev/dev__abortcontroller.res).
 
 ## API
 > (WIP)

examples/dev/dev__abortsignal.res renamed to examples/dev/dev__abortcontroller.res

@@ -0,0 +1,46 @@
+# rescript-intersection-observer
+> nearly zero-cost bind [IntersectionObserver](https://developer.mozilla.org/en-US/docs/Web/API/IntersectionObserver)
+
+
+## Installation
+
+Run the following in your favorit console: 
+```console
+> yarn add @ri7nz/rescript-dom
+```
+
+**OR**
+
+```console
+> npm install --save @ri7nz/rescript-dom
+```
+
+Then, add `@ri7nz/rescript-dom` in your `bsconfig.json`:
+
+```diff
+-- "bs-dependencies": [],
+++ "bs-dependencies": ["@ri7nz/rescript-dom"],
+```
+
+## Usage
+
+```rescript
+open ResDOM
+
+// example boundingClientRect
+let boundingClientRect = ...
+// access property of boundingClientRect with DOMRect module
+boundingClientRect->DOMRect.x
+boundingClientRect->DOMRect.width
+boundingClientRect->DOMRect.height
+boundingClientRect->DOMRect.top
+boundingClientRect->DOMRect.right
+boundingClientRect->DOMRect.bottom
+boundingClientRect->DOMRect.left
+boundingClientRect->DOMRect.toJson
+```
+
+Or you can check this [**examples**](https://github.com/ri7nz/rescript-libs/tree/main/examples/dev/dev__intersection.res).
+
+## API
+> (WIP): docs