Upkeep for BaseSet

[llrs]

2021

• [x] usethis::use_tidy_description()
• [ ] usethis::use_tidy_dependencies()
• [x] usethis::use_tidy_github_actions() and update artisanal actions to use setup-r-dependencies
• [x] Remove check environments section from cran-comments.md
• [x] Bump required R version in DESCRIPTION to 3.6
• [ ] Use lifecycle instead of artisanal deprecation messages, as described in Communicate lifecycle changes in your functions

2022

• [ ] usethis::use_tidy_coc()
• [ ] Handle and close any still-open master --> main issues
• [x] Update README badges, instructions in r-lib/usethis#1594
• [ ] Update errors to rlang 1.0.0. Helpful guides: https://rlang.r-lib.org/reference/topic-error-call.html https://rlang.r-lib.org/reference/topic-error-chaining.html https://rlang.r-lib.org/reference/topic-condition-formatting.html
• [ ] Update pkgdown site using instructions at https://tidytemplate.tidyverse.org
• [x] Ensure pkgdown development is mode: auto in pkgdown config
• [ ] Re-publish released site; see How to update a released site