Update README.md #659

	# This is a basic workflow to help you get started with Actions

	name: Tests

	# Controls when the action will run. Triggers the workflow on push or pull request
	# events but only for the master branch
	on:
	push:
	branches: [ main, ]
	pull_request:
	branches: [ main, ]


	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	# This workflow contains a single job called "build"
	test:
	# The type of runner that the job will run on
	runs-on: ubuntu-latest

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	# Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
	- uses: actions/checkout@v2
	# Setup Julia environment
	- name: Setup Julia environment
	uses: julia-actions/setup-julia@latest
	with:
	# The Julia version to download (if necessary) and use.
	version: 1.7
	# Display InteractiveUtils.versioninfo() after installing
	show-versioninfo: true # optional, default is false
	- run: \|
	using InteractiveUtils; versioninfo()
	using Pkg
	Pkg.pkg"update"
	Pkg.pkg"registry add https://github.com/JuliaMolSim/MolSim.git"
	Pkg.activate(".")
	Pkg.test("ACE")
	shell: bash -c "julia --color=yes {0}"

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