chore: add gitlab workflow #12

	# 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.

	name: Tests

	on:
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]

	permissions:
	contents: read

	jobs:
	test:
	strategy:
	matrix:
	elixir: [1.14.4, 1.15.4]
	otp: [24.2, 25.2, 26]
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Elixir
	uses: erlef/setup-beam@v1
	with:
	elixir-version: ${{ matrix.elixir }}
	otp-version: ${{ matrix.otp }}
	- name: Restore dependencies cache
	uses: actions/cache@v3
	with:
	path: deps
	key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
	restore-keys: ${{ runner.os }}-mix-
	- name: Install dependencies
	run: mix deps.get
	- name: Run tests
	run: mix test
	- name: Check Formatting
	run: mix format --check-formatted
	- name: Run Credo
	run: mix credo --strict
	- name: Run Dialyzer
	run: mix dialyzer

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