add note about GH integration app (#8)

* add note about GH integration app

* add screenshot of checks in action

* add link to the pull request

README.md

@@ -12,7 +12,9 @@ Click this button to fork this repository and deploy it on Netlify [![Deploy to
 See [netlify.toml](netlify.toml)
 
 ### View Results
-Find recorded test results and artifacts at [![Cypress Dashboard](https://img.shields.io/badge/cypress-dashboard-brightgreen.svg)](https://dashboard.cypress.io/#/projects/ns1yet/runs)
+Find recorded test results and artifacts at [![Cypress Dashboard](https://img.shields.io/badge/cypress-dashboard-brightgreen.svg)](https://dashboard.cypress.io/#/projects/ns1yet/runs). We have enabled [Cypress GitHub App](https://on.cypress.io/github-integration) to show checks per group for each pull request. Notice the checks coming from Netlify's build below (this is pull request [#8](https://github.com/cypress-io/netlify-plugin-prebuild-example/pull/8))
+
+![Netlify to Cypress Dashboard to GH Integration checks](images/netlify-to-cy-gh-app-checks.png)
 
 [renovate-badge]: https://img.shields.io/badge/renovate-app-blue.svg
 [renovate-app]: https://renovateapp.com/