Use an UPSERT SQL query to insert or update the projection version #61

	name: Test

	on: [push, pull_request]

	jobs:
	build:

	name: Build and test
	runs-on: ubuntu-latest
	strategy:
	matrix:
	elixir: ['1.15.7']
	otp: ['25.3']

	services:
	postgres:
	image: postgres:12
	ports: ['5432:5432']
	env:
	POSTGRES_USER: postgres
	POSTGRES_PASSWORD: postgres
	options: >-
	--health-cmd pg_isready
	--health-interval 10s
	--health-timeout 5s
	--health-retries 5

	steps:
	- uses: actions/checkout@v2

	- name: Set up Elixir
	id: beam
	uses: erlef/setup-beam@v1
	with:
	elixir-version: ${{ matrix.elixir }}
	otp-version: ${{ matrix.otp }}

	- name: Restore dependencies cache
	uses: actions/cache@v2
	with:
	path: deps
	key: ${{ runner.os }}-${{ steps.beam.outputs.otp-version }}-${{ steps.beam.outputs.elixir-version }}-mix-${{ hashFiles('**/mix.lock') }}
	restore-keys: ${{ runner.os }}-mix-

	- name: Install dependencies
	run: mix deps.get

	- name: Check formatting
	run: mix format --check-formatted

	- name: Setup test database
	run: MIX_ENV=test mix setup

	- name: Run tests
	run: mix test

	- name: Retrieve Dialyzer PLT cache
	uses: actions/cache@v1
	id: plt-cache
	with:
	path: priv/plts
	key: ${{ runner.os }}-${{ steps.beam.outputs.otp-version }}-${{ steps.beam.outputs.elixir-version }}-plts-${{ hashFiles('**/mix.lock') }}

	- name: Create Dialyzer PLTs
	if: steps.plt-cache.outputs.cache-hit != 'true'
	run: \|
	mkdir -p priv/plts
	mix dialyzer --plt

	- name: Run Dialyzer
	run: mix dialyzer --no-check

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