Add more setup instructions to README #54


	name: Spell check Markdown files

	# Controls when the action will run.
	# Pull requests to main only.
	on:
	pull_request:
	branches:
	- main

	jobs:
	# This workflow contains a single job called "spell check"
	spell-check:
	runs-on: ubuntu-latest
	container:
	image: rocker/tidyverse:4.2.3

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	- uses: actions/checkout@v3

	- name: Install packages
	run: Rscript --vanilla -e "install.packages(c('spelling'), repos = c(CRAN = '$CRAN'))"

	- name: Run spell check
	id: spell_check_run
	run: \|
	results=$(Rscript --vanilla "scripts/spell-check.R")
	echo "sp_chk_results=$results" >> $GITHUB_OUTPUT
	cat spell_check_errors.tsv

	- name: Archive spelling errors
	uses: actions/upload-artifact@v3
	if: ${{ steps.spell_check_run.outputs.sp_chk_results > 0 }}
	with:
	name: spell-check-results
	path: spell_check_errors.tsv

	# If there are too many spelling errors, this will stop the workflow
	- name: Check spell check results - fail if too many errors
	if: ${{ steps.spell_check_run.outputs.sp_chk_results > 0 }}
	run: exit 1

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