test

Add outbox usage guide #2

	name: test

	on:
	push:
	branches: [main]
	pull_request:

	jobs:
	test:
	runs-on: ubuntu-latest

	services:
	postgres:
	image: postgres:16
	env:
	POSTGRES_USER: test
	POSTGRES_PASSWORD: test
	POSTGRES_DB: test
	ports:
	- 5432:5432
	options: >-
	--health-cmd "pg_isready -U test -d test"
	--health-interval 2s
	--health-timeout 5s
	--health-retries 15

	steps:
	- uses: actions/checkout@v4

	# caqti-driver-postgresql links against libpq.
	- name: Install system dependencies
	run: sudo apt-get update && sudo apt-get install -y libpq-dev

	- name: Set up OCaml
	uses: ocaml/setup-ocaml@v3
	with:
	ocaml-compiler: "5.4"

	- name: Install opam dependencies
	run: opam install . --deps-only --with-test --yes

	- name: Build
	run: opam exec -- dune build

	- name: Run tests
	env:
	TEST_DATABASE_URL: postgresql://test:test@localhost:5432/test
	run: opam exec -- dune runtest

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