Add the option to use "browserWSEndpoint" (#727)

* Update Client.js

* Update package.json

* Update package.json

* 🚨🔥 Fixed ESLint and removed old code.

* Update README.md

* Update README.md

* Update Client.js

* chore(deps): bump sharp from 0.26.3 to 0.28.3

Bumps [sharp](https://github.com/lovell/sharp) from 0.26.3 to 0.28.3.
- [Release notes](https://github.com/lovell/sharp/releases)
- [Changelog](https://github.com/lovell/sharp/blob/master/docs/changelog.md)
- [Commits](https://github.com/lovell/sharp/compare/v0.26.3...v0.28.3)

---
updated-dependencies:
- dependency-name: sharp
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

* Update package.json

* Update README.md

* Update example.js

* Update README.md

Co-authored-by: Rajeh Taher <52720753+PurpShell@users.noreply.github.com>
Co-authored-by: Rajeh Taher <rajeh@reforward.tk>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Aliyss Snow <33941859+Aliyss@users.noreply.github.com>

src/Client.js

@@ -65,8 +65,16 @@ class Client extends EventEmitter {
      * Sets up events and requirements, kicks off authentication request
      */
     async initialize() {
-        const browser = await puppeteer.launch(this.options.puppeteer);
-        const page = (await browser.pages())[0];
+        let [browser, page] = [null, null];
+        
+        if(this.options.puppeteer && this.options.puppeteer.browserWSEndpoint) {
+            browser = await puppeteer.connect(this.options.puppeteer);
+            page = await browser.newPage();
+        } else {
+            browser = await puppeteer.launch(this.options.puppeteer);
+            page = (await browser.pages())[0];
+        }        
+        
         page.setUserAgent(this.options.userAgent);
 
         this.pupBrowser = browser;