Update Docker image push URL #12

	name: Docker Images Build & Push to ghrc.io

	on:
	push:
	branches: ["main"]
	tags: ["v..*"]
	pull_request:
	branches: ["main"]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout the codebase
	uses: actions/checkout@v3

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v1
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Build the Docker images and Push them to the registry-namespace indicated in REG_NS
	run: \|
	touch .env # make sure we have one to satisfy the build
	export REG_NS="ghcr.io/vlizbe/vocabserver-app" # sets the public scope for these, no uppercases are allowed
	if [[ "${{ github.ref }}" == "refs/tags/v..*" ]]; then
	export BUILD_TAG=$(echo ${{ github.ref }} \| sed 's\|refs/tags/\|\|') # if new tag matches pattern "v..*", use the tag as Docker tag
	else
	export BUILD_TAG="latest" # if not a new tag, use "latest" as Docker tag
	fi
	docker-compose build --build-arg REG_NS=$REG_NS --build-arg BUILD_TAG=$BUILD_TAG

	#check if there are images that were built
	export DIMGS="vocab-fetch content-unification"

	for img in $DIMGS; do
	if [[ "$(docker images -q $REG_NS/$img:$BUILD_TAG 2> /dev/null)" != "" ]]; then
	docker push $REG_NS/$img:$BUILD_TAG
	else
	echo "No image $REG_NS/$img:$BUILD_TAG found, skipping push"
	fi
	done

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