adding a new resource (#17)

readme.md

@@ -68,6 +68,7 @@ Worthy sites for security testing
 ## Test Automation
 
 - [Restful Booker Platform](https://automationintesting.online) - JS front end with Java Backend endpoints [repo](https://github.com/mwinteringham/restful-booker-platform). Endpoints also have swagger pages, ex: [auth](https://automationintesting.online/auth/swagger-ui/index.html#/)
+- [QA Playground](https://qaplayground.dev/) - A handy place for QA engineers to focus their test automation frameworks on specific parts instead of the entire web application. by [Marko Simic](https://www.linkedin.com/in/marko-simic-whitey/)
 - [Contoso Traders](https://github.com/microsoft/contosotraders-cloudtesting) - Github Repo The Contoso Traders app is a sample application showcasing Playwright, Azure Load Testing, Azure Chaos Studio.
   - [Contoso UI](https://cloudtesting.contosotraders.com/)
   - [Contoso Carts API](https://contoso-traders-cartsctprd.bluestone-748d2276.eastus.azurecontainerapps.io/swagger/index.html)