Removed Travis's scripts and updated README.md #4

	name: Package and Push Helm Chart

	on:
	push:
	branches:
	- dev
	- release
	- devops/FAIRSPC-55_github_actions
	workflow_dispatch:
	inputs:
	version:
	description: "Version of the Helm chart to push"
	required: false

	jobs:
	deploy:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Setup Helm
	uses: azure/setup-helm@v4.1.0
	with:
	version: ${{ vars.HELM_VERSION }}

	- name: Login with Helm
	run: \|
	echo ${{ secrets.GITHUB_TOKEN }} \| helm registry login ${{ vars.HELM_REGISTRY }} --username ${{ github.repository_owner }} --password-stdin

	- name: Add/update Helm dependencies
	run: \|
	helm repo add codecentric https://codecentric.github.io/helm-charts
	# helm dependency update "charts/fairspace-keycloak"

	- name: Prepare version
	run: \|
	VERSION=$(cat ./VERSION)
	BRANCH=${GITHUB_HEAD_REF:-${GITHUB_REF#refs/heads/}}
	echo "Building images from the branch: $BRANCH"
	if [ $BRANCH != "release" ]; then
	VERSION=$VERSION-SNAPSHOT
	fi
	# override version of custom input is provided
	if [[ -n "${{ github.event.inputs.version }}" ]]; then
	VERSION=${{ github.event.inputs.version }}
	fi
	echo "Helm charts version to be deployed: $VERSION"
	echo "VERSION=$VERSION" >> $GITHUB_ENV

	- name: Package and Push Helm chart to repository
	run: \|
	helm lint "charts/fairspace-keycloak"
	helm package "charts/fairspace-keycloak" --version ${{ env.VERSION }}
	helm push "fairspace-keycloak-${{ env.VERSION }}.tgz" "oci://${{ vars.HELM_REGISTRY }}"
	echo "Pushed package to repository"

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