Add per provider configuration #48

	name: Elixir CI

	on: [push, pull_request]

	jobs:
	asdf:
	name: ASDF
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	# cache the ASDF directory, using the values from .tool-versions
	- name: ASDF cache
	uses: actions/cache@v2
	with:
	path: ~/.asdf
	key: ${{ runner.os }}-asdf-v3-${{ hashFiles('.tool-versions') }}
	id: asdf-cache
	# only run `asdf install` if we didn't hit the cache
	- uses: asdf-vm/actions/install@v1
	if: steps.asdf-cache.outputs.cache-hit != 'true'

	build:
	name: Build and test
	runs-on: ubuntu-latest
	needs: asdf
	steps:
	- name: ASDF cache
	uses: actions/cache@v2
	with:
	path: ~/.asdf
	key: ${{ runner.os }}-asdf-v3-${{ hashFiles('.tool-versions') }}
	id: asdf-cache
	- uses: mbta/actions/reshim-asdf@v1
	- uses: actions/checkout@v2
	- name: Restore dependencies cache
	id: deps-cache
	uses: actions/cache@v2
	with:
	path: deps
	key: ${{ runner.os }}-mix-v1-${{ hashFiles('**/mix.lock') }}
	restore-keys: ${{ runner.os }}-mix-v1-
	- name: Install dependencies
	run: \|
	mix local.rebar --force
	mix local.hex --force
	mix deps.get
	- name: Compile (warnings as errors)
	run: mix compile --force --warnings-as-errors
	- name: Run tests
	run: mix test --cover
	- name: Save PR information
	run: \|
	echo "${{ github.event.pull_request.number }}" > cover/PR_NUMBER
	echo "${{ github.event.pull_request.head.sha }}" > cover/PR_SHA
	if: github.event.pull_request
	- name: Upload coverage artifact
	uses: actions/upload-artifact@v2
	with:
	name: elixir-lcov
	path: cover/

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