better readme #300

	# .github/workflows/test-coverage.yaml

	# Run on pushes to main and on pull requests
	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	name: Test coverage

	jobs:
	coverage:
	runs-on: ubuntu-latest
	env:
	GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}

	steps:
	- uses: actions/checkout@v4
	- uses: r-lib/actions/setup-pandoc@v2
	- uses: r-lib/actions/setup-r@v2
	with:
	r-version: 'release'
	use-public-rspm: true
	- uses: r-lib/actions/setup-r-dependencies@v2
	with:
	extra-packages: any::mockery, any::pandoc, any::tinytable, any::covr, any::DT, any::htmltools, any::xml2, any::visNetwork, any::igraph, any::jsonlite, any::processx, any::dplyr, any::ggdag, any::knitr, any::reticulate, any::rix, any::rmarkdown, any::testthat, any::usethis

	- name: Install nix just for some tests to pass, but dont use it
	uses: cachix/install-nix-action@v31

	- name: Run covr, capture coverage and display
	shell: bash
	run: \|
	# Run coverage and sink full output to file
	Rscript -e "
	cov <- covr::package_coverage()
	cov_list <- covr::coverage_to_list(cov)
	cov_df <- as.data.frame(cov_list['filecoverage'][[1]])
	cov_df\$file <- rownames(cov_df)
	cov_df <- cov_df[c(2, 1)]
	colnames(cov_df) <- c('file', 'coverage')
	total_cov <- cov_list['totalcoverage']
	sink('coverage.md')
	cat(tinytable::save_tt(tinytable::tt(cov_df), 'gfm'))
	sink()
	# Append total coverage at end of markdown
	cat(sprintf('\n\n\nTotal coverage: %s', total_cov), file = 'coverage.md', append = TRUE)
	cov
	"

	- name: Append to GitHub Actions summary
	shell: bash
	run: \|
	cat coverage.md >> $GITHUB_STEP_SUMMARY

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