Add a sample image for github-pr-check reporter on GitHub Actions
@@ -228,6 +228,7 @@ $ golint ./... | reviewdog -f=golint -diff="git diff master"
### Reporter: GitHub Checks (-reporter=github-pr-check)
+[![github-pr-check sample annotation with option 1](https://user-images.githubusercontent.com/3797062/64875597-65016f80-d688-11e9-843f-4679fb666f0d.png)](https://github.com/reviewdog/reviewdog/pull/275/files#annotation_6177941961779419)
[![github-pr-check sample](https://user-images.githubusercontent.com/3797062/40884858-6efd82a0-6756-11e8-9f1a-c6af4f920fb0.png)](https://github.com/reviewdog/reviewdog/pull/131/checks)
github-pr-check reporter reports results to [GitHub Checks](https://help.github.com/articles/about-status-checks/).
