Expand readme on key location #19

	name: CI

	on:
	push:
	pull_request:
	release:
	types:
	- published

	jobs:
	test:
	# This ensures we run the test for only the PR or the push
	if: github.event_name != 'pull_request' \|\| github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
	services:
	postgres:
	image: postgres:latest
	env:
	POSTGRES_USER: postgres
	POSTGRES_PASSWORD: postgres
	POSTGRES_DB: ex_oauth2_provider_test
	ports:
	- 5432:5432
	options: >-
	--health-cmd pg_isready
	--health-interval 10s
	--health-timeout 5s
	--health-retries 5
	strategy:
	matrix:
	include:
	- otp: 26.0
	elixir: 1.15.0
	os: ubuntu-latest
	- otp: 22.0
	elixir: 1.12.0
	# It's necessary to run on ubunto 20.04 for OTP 20 - 25
	# See https://github.com/erlef/setup-beam
	os: ubuntu-20.04
	runs-on: ${{ matrix.os }}
	name: OTP ${{ matrix.otp }} / Elixir ${{ matrix.elixir }}
	steps:
	- uses: actions/checkout@v3
	- uses: erlef/setup-beam@v1
	with:
	otp-version: ${{ matrix.otp }}
	elixir-version: ${{ matrix.elixir }}
	- run: mix deps.get
	- run: mix test
	env:
	POSTGRES_URL: ecto://postgres:postgres@localhost/ex_oauth2_provider_test
	- run: MIX_ENV=test mix credo --ignore design.tagtodo
	deploy:
	needs: test
	runs-on: ubuntu-latest
	if: github.event_name == 'release' && github.event.action == 'published'
	name: Deploy published release
	env:
	HEX_API_KEY: ${{ secrets.HEX_API_KEY }}
	steps:
	- uses: actions/checkout@v3
	- uses: erlef/setup-beam@v1
	with:
	otp-version: 25.0
	elixir-version: 1.14.0
	- run: mix deps.get
	- run: mix hex.publish --yes

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