CI: Update the Julia versions that are used in CI #53

	name: CI

	on:
	pull_request:
	push:
	branches:
	- master
	- develop

	jobs:
	test:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	version:
	- '1.0' # minimum Julia version supported in Project.toml
	- '1.6' # previous LTS
	- '1.10' # current LTS
	- '1' # automatically expands to the latest stable 1.x release
	steps:
	- uses: actions/checkout@v2
	- name: Setup Docker
	run: \|
	docker version
	docker-compose version
	docker build --build-arg JULIA_VERSION=${{matrix.version}} -t slurm-cluster-julia -f ci/Dockerfile .
	docker-compose -f ci/docker-compose.yml up -d
	docker ps
	- name: Test Docker
	run: \|
	docker exec -t slurmctld julia --version
	docker exec -t slurmctld srun -n 4 hostname
	- name: Test SlurmClusterManager
	run: \|
	docker exec -t slurmctld julia -e 'import Pkg; Pkg.activate("SlurmClusterManager"); Pkg.test()'

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