Update readme with instructions to run in a codespace

Author: JarLob

README.md

@@ -11,4 +11,5 @@ The `pwn request scanner` is a simple tool that doesn't go into depths of analyz
 You can run the scanner as:
 
 * GitHub Action in your repository. Just copy the [sample workflow](.github/workflows/sample.yml) or fork the repository and run the workflow from your fork.  
+* Run `node dist/index.js <github_owner> <repo_name>` in a codespace.  
 * Locally running the [index.js](dist/index.js) script from the dist folder. Set environment variable `GITHUB_TOKEN` to your Personal Access Token (PAT).