Update main.yml #24

	#CI
	name: Build and Publish Docker Image to DockerHub

	on:
	push:
	branches: ["main"]

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3

	- name: DockerHub Login
	uses: docker/[email protected]
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_PASSWORD }}

	- name: Set Version, Build Number, and Repository Name
	id: set_version
	run: \|
	VERSION="prod-1.0"
	REPO_NAME="${{ github.repository }}" # Fetch the full repository name (owner/repo)
	REPO_NAME_ONLY=$(echo $REPO_NAME \| cut -d '/' -f 2) # Extract just the repo name (after /)
	BUILD_NUMBER=${{ github.run_number }}

	# Check if the version already exists on Docker Hub
	if docker pull ${{ secrets.DOCKERHUB_USERNAME }}/${REPO_NAME_ONLY}:$VERSION 2>/dev/null; then
	# Extract the current major and minor version
	MAJOR=$(echo $VERSION \| cut -d '.' -f 1)
	MINOR=$(echo $VERSION \| cut -d '.' -f 2)
	PATCH=$(echo $VERSION \| cut -d '.' -f 3)

	# Increment the patch version
	PATCH=$((PATCH + 1))
	VERSION="$MAJOR.$MINOR.$PATCH"
	fi

	# Combine version and build number
	TAG="$REPO_NAME_ONLY$VERSION_build.$BUILD_NUMBER"
	TAG="${REPO_NAME_ONLY}-$VERSION-build.$BUILD_NUMBER"

	# Export variables
	echo "VERSION=$VERSION" >> $GITHUB_ENV
	echo "BUILD_NUMBER=$BUILD_NUMBER" >> $GITHUB_ENV
	echo "TAG=$TAG" >> $GITHUB_ENV

	- name: Build the Docker image
	run: \|
	docker build . \
	--file Dockerfile \
	--tag ${{ secrets.DOCKERHUB_USERNAME }}/karos-repo:${{ env.TAG }}

	- name: Docker Push
	run: docker push ${{ secrets.DOCKERHUB_USERNAME }}/karos-repo:${{ env.TAG }}

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