Upkeep for geojsonio

[mikemahoney218]

Pre-history

• [x] usethis::use_readme_rmd()
• [x] usethis::use_roxygen_md()
• [x] usethis::use_github_links()
• [x] usethis::use_tidy_github_labels()
• [x] usethis::use_tidy_style()
• [x] usethis::use_tidy_description()
• [x] urlchecker::url_check()

2020

• [x] usethis::use_package_doc() Consider letting usethis manage your @importFrom directives here. usethis::use_import_from() is handy for this.
• [x] #183
• [ ] Align the names of R/ files and test/ files for workflow happiness. The docs for usethis::use_r() include a helpful script. usethis::rename_files() may be be useful.

2021

• [ ] 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 3.5
• [ ] Use lifecycle instead of artisanal deprecation messages, as described in Communicate lifecycle changes in your functions

2022

• [ ] usethis::use_tidy_coc()
• [x] Handle and close any still-open master --> main issues
• [ ] 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

[mikemahoney218]

I've marked this as "good first issue" and "help wanted" to see if anyone is interested in contributing!

This issue is tracking a number of distinct improvement projects, and PRs for any individual bullet here would be much appreciated.

[github-actions[bot]]

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