readme-for-app-demo-gif #44

	name: CI/CD Docker

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	deploy:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Set up JDK 17
	uses: actions/setup-java@v2
	with:
	distribution: 'adopt'
	java-version: '17'

	- name: Build with Gradle
	run: ./gradlew build

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v1

	- name: Build and push Docker image
	uses: docker/build-push-action@v2
	with:
	context: .
	push: true
	tags: ${{ secrets.DOCKER_IMAGE }}:latest

	- name: Deploy to Instance
	uses: appleboy/ssh-action@master
	with:
	host: ${{ secrets.AWS_HOST }}
	username: ${{ secrets.AWS_USER }}
	key: ${{ secrets.SSH_PRIVATE_KEY }}
	script: \|
	sudo docker login -u ${{ secrets.DOCKER_USERNAME }} -p ${{ secrets.DOCKER_PASSWORD }}
	sudo docker pull ${{ secrets.DOCKER_IMAGE }}:latest

	EXISTING_CONTAINER=$(sudo docker ps --filter "publish=8080" -q)
	if [ ! -z "$EXISTING_CONTAINER" ]; then
	echo "Stopping and removing existing container on port 8080"
	sudo docker stop $EXISTING_CONTAINER
	sudo docker rm $EXISTING_CONTAINER
	fi
	sudo docker rm -f ${{ secrets.CONTAINER_NAME }} \|\| true

	sudo docker run -d -p 8080:8080 --name ${{ secrets.CONTAINER_NAME }} \
	-e MYSQL_URL=${{ secrets.MYSQL_URL }} \
	-e MYSQL_USERNAME=${{ secrets.MYSQL_USERNAME }} \
	-e MYSQL_PASSWORD=${{ secrets.MYSQL_PASSWORD }} \
	${{ secrets.DOCKER_IMAGE }}:latest
	sudo docker system prune -f

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