Fix CI pipeline to use maven multi-module setup #46

	name: build and push docker image
	on:
	push:
	branches:
	- main
	paths-ignore:
	- '**.md'
	jobs:
	dockerhub:
	name: Push Docker image to Docker Hub
	runs-on: ubuntu-latest
	steps:
	- name: Login to DockerHub
	uses: docker/login-action@v3
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}
	- name: check out parent
	uses: actions/checkout@v4
	with:
	repository: t2-project/microservices
	submodules: true
	- name: Ensure to use latest versions
	run: \|
	git submodule update --init --recursive
	git submodule update --recursive --remote
	- name: Set up jdk
	uses: actions/setup-java@v4
	with:
	distribution: 'temurin'
	java-version: '17'
	cache: 'maven'
	- name: Maven build
	run: \|
	chmod +x mvnw
	./mvnw --projects order --also-make clean install
	- run: \|
	echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
	- name: Docker build and push (manual)
	run: \|
	echo ${{ env.RELEASE_VERSION }}
	cd order
	docker build -t t2project/order:${{ env.RELEASE_VERSION }} .
	docker push t2project/order:${{ env.RELEASE_VERSION }}

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