Update Install Docs (Deno & Browser CDN)

Author: kefniark

docs/install.md

@@ -1,6 +1,6 @@
 # Getting Started
 
-## Install
+## NodeJS
 
 ```sh
 # for npm users
@@ -10,6 +10,31 @@ npm install --save tinyld
 yarn add tinyld
 ```
 
+Then usage
+
+```ts
+const { detect } = require('tinyld')
+// or ESM
+import { detect } from 'tinyld'
+```
+
+## Browser Usage (CDN)
+
+```html
+<script type="module">
+  import { detect } from 'https://cdn.jsdelivr.net/npm/tinyld@1.3.0/dist/tinyld.normal.browser.js'
+  // ...
+</script>
+```
+
+## Deno (Pika CDN)
+
+```ts
+import { detect } from 'https://cdn.skypack.dev/tinyld'
+```
+
+---
+
 ## API
 
 ```js