R: Vignettes and other documentation

# Vignettes and other documentation

## Vignettes from package 'resultcheck'

resultcheck::faq |  | FAQ | HTML | source | R code
resultcheck::renv-github-actions |  | Automated Testing with GitHub Actions | HTML | source | R code
resultcheck::resultcheck |  | Introduction to resultcheck | HTML | source | R code
resultcheck::snapshot-tolerance |  | Handling Platform Differences in Snapshots | HTML | source | R code