chore: Add gitpod badge (#1466)

Author: rohitkbc

README.md

@@ -8,6 +8,7 @@ JavaScript Repository of TheAlgorithms, which implements various algorithms and
 
 [![JavaScript Banner][banner]](DIRECTORY.md)
 
+[![Gitpod ready-to-code](https://img.shields.io/badge/Gitpod-ready--to--code-blue?logo=gitpod)](https://gitpod.io/#https://github.com/TheAlgorithms/JavaScript)
 [![Checks][checks]][actions]
 [![Contributions Welcome][welcome]](CONTRIBUTING.md)
 [![standard.js][standard-logo]][standard-js]