Add a test to check that the prefix is correctly loaded from the external config #633

	name: Delta Ship unit tests
	on:
	pull_request:
	paths:
	- 'ship/**'
	- 'delta/kernel/**'
	- 'delta/rdf/**'
	- 'delta/sdk/**'
	- 'delta/plugins/**'
	- 'delta/sourcing-psql/**'
	- 'delta/testkit/**'
	- 'build.sbt'
	- 'project/**'
	- '.github/workflows/ci-delta-ship.yml'
	jobs:
	run:
	if: github.event_name == 'pull_request'
	runs-on: ubuntu-latest
	timeout-minutes: 20
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- name: Create /tmp/ship folder
	run: mkdir -p /tmp/ship
	- name: Setup JDK
	uses: actions/setup-java@v4
	with:
	distribution: 'temurin'
	java-version: '21'
	cache: 'sbt'
	check-latest: true
	- name: Setup SBT
	uses: sbt/setup-sbt@v1
	- name: Clean, build Delta & Storage images
	run: \|
	sbt -Dsbt.color=always -Dsbt.supershell=false \
	app/Docker/publishLocal
	- name: Start services
	run: docker compose -f tests/docker/docker-compose.yml up -d
	- name: Waiting for Delta to start
	run: \|
	URL="http://localhost:8080/v1/version"
	curl --connect-timeout 3 --max-time 5 --retry 30 --retry-all-errors --retry-delay 3 --retry-max-time 90 $URL
	- name: Unit tests
	run: \|
	sbt -Dsbt.color=always -Dsbt.supershell=false \
	"ship/testOnly *Suite"
	- name: Integration tests
	run: \|
	sbt -Dsbt.color=always -Dsbt.supershell=false \
	"ship/testOnly *Spec"

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