Fixed LTI duplicate roster error #2500

	# This workflow uses actions that are not certified by GitHub. They are
	# provided by a third-party and are governed by separate terms of service,
	# privacy policy, and support documentation.
	#
	# This workflow will install a prebuilt Ruby version, install dependencies, and
	# run tests and linters.
	name: "Ruby on Rails CI"
	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]
	merge_group:
	branches: [ master ]
	jobs:
	lint:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Install Ruby
	uses: ruby/setup-ruby@v1
	with:
	bundler-cache: true
	cache-version: 3

	- name: Rubocop
	run: bundle exec rubocop

	- name: Erblint
	run: bundle exec erblint --lint-all

	test:
	runs-on: ubuntu-latest

	env:
	RESTFUL_HOST: localhost
	RESTFUL_PORT: 3000
	RESTFUL_KEY: test_key

	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Install Ruby
	uses: ruby/setup-ruby@v1
	with:
	bundler-cache: true
	cache-version: 3

	- name: Set up Autolab
	run: \|
	cp config/database.github.yml config/database.yml
	cp config/school.yml.template config/school.yml
	cp config/autogradeConfig.rb.template config/autogradeConfig.rb
	cp .env.template .env
	mkdir tmp/

	- name: Set up database
	run: \|
	sudo /etc/init.d/mysql start
	RAILS_ENV=development bundle exec rails db:create
	./bin/initialize_secrets.sh
	RAILS_ENV=test bundle exec rails autolab:setup_test_env

	- name: Run tests
	run: bundle exec rails spec

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