To cite the 'pkgdev' package in publications use:

  Hernangómez, D (2023). pkgdev: Helpers to Develop a Package using
  GitHub Actions. https://dieghernan.github.io/pkgdev/

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {pkgdev: Helpers to Develop a Package using GitHub Actions},
    author = {Diego Hernangómez},
    year = {2023},
    url = {https://dieghernan.github.io/pkgdev/},
  }