Create minimal README.Rmd and update render-readme workflow #3

	# Workflow derived from https://github.com/r-lib/actions/tree/master/examples
	# Need help debugging build failures? Start at https://github.com/r-lib/actions#where-to-find-help
	on:
	push:
	branches: [main, master]
	pull_request:
	branches: [main, master]
	merge_group:
	workflow_dispatch:

	name: test-coverage

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	test-coverage:
	runs-on: macos-latest
	if: "! contains(github.event.head_commit.message, '[ci skip]')"
	env:
	GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
	NOT_CRAN: true

	steps:
	- uses: actions/checkout@v5

	- uses: julia-actions/setup-julia@v2
	with:
	version: '1.9'

	- name: Cache Julia packages
	uses: julia-actions/cache@v2
	with:
	cache-name: julia-cache-artifacts
	cache-compiled: true

	- uses: r-lib/actions/setup-pandoc@v2

	- uses: r-lib/actions/setup-r@v2
	with:
	use-public-rspm: true

	- uses: r-lib/actions/setup-r-dependencies@v2
	with:
	extra-packages: any::covr, local::.
	needs: coverage

	- name: Install JuliaCall dependencies
	run: \|
	export R_HOME=$(R RHOME)
	julia -e 'ENV["R_HOME"] = raw"'"$R_HOME"'"; using Pkg; Pkg.add("RCall"); Pkg.build("RCall")'
	shell: bash

	- name: Setup Julia dependencies
	run: \|
	forecastbaselines::setup_ForecastBaselines(verbose = TRUE)
	shell: Rscript {0}

	- name: Test coverage
	env:
	CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
	run: covr::codecov(quiet = FALSE)
	shell: Rscript {0}

Provide feedback