Clean up remains of old config file #56

	name: Build

	on: push

	jobs:
	build:
	name: Build
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c # v3.3.0

	- name: Gradle Wrapper Verification
	uses: gradle/wrapper-validation-action@55e685c48d84285a5b0418cd094606e199cca3b6 # v1.0.5

	- name: Set up env
	env:
	DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
	# Build number is increased by 100 due to legacy reasons from previous CI systems
	run: \|
	echo $GITHUB_RUN_NUMBER
	BUILD_NUMBER=$((100 + $GITHUB_RUN_NUMBER))
	echo $BUILD_NUMBER
	echo "BUILD_NUMBER=$BUILD_NUMBER" >> "$GITHUB_ENV"

	IMAGE_TAG=$(echo $GITHUB_REF \| sed -e 's+refs/heads/++g' \| sed -e 's+/+_+g')
	echo $IMAGE_TAG
	echo "IMAGE_NAME=${{ env.DOCKER_USERNAME }}/icu:$IMAGE_TAG" >> "$GITHUB_ENV"

	- name: Login to Docker Hub
	uses: docker/login-action@f4ef78c080cd8ba55a85445d5b36e214a81df20a # v2.1.0
	with:
	username: ${{ secrets.DOCKER_USERNAME }}
	password: ${{ secrets.DOCKER_PASSWORD }}

	- name: Setup JDK
	uses: actions/setup-java@1df8dbefe2a8cbc99770194893dd902763bee34b # v3.9.0
	with:
	distribution: "temurin"
	java-version: 17
	cache: "gradle"

	- name: Print JDK info
	run: java -Xmx32m --version

	- name: Gradle Build
	uses: burrunan/gradle-cache-action@f9ec73cf67dd8ed9a057978212c988945b2f0405 # v1.15
	with:
	arguments: build --info

	- name: Docker Build
	run: docker build -t "${{ env.IMAGE_NAME }}" .

	- name: Docker Push
	run: docker push "${{ env.IMAGE_NAME }}"

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