# docker-compose.yml
version: '3.8'
services:
  app:
    image: app:latest
    deploy:
      replicas: 3

# deploy.yaml
apiVersion: apps/v1
kind: Deployment
metadata:
  name: app
spec:
  template:
    spec:
      containers:
        - name: app

# main.tf
resource "aws_ecs_service" "app" {
  cluster         = aws_ecs_cluster.main.id
  task_definition = aws_ecs_task_definition.app.arn
  desired_count   = 2
}

$ kubectl apply -f k8s/
$ terraform apply -auto-approve
$ docker build -t app .
$ ansible-playbook deploy.yml
$ helm upgrade --install app ./chart

# Jenkinsfile
pipeline {
  agent any
  stages {
    stage('Build') { steps { sh 'docker build .' } }
    stage('Deploy') { steps { sh 'kubectl apply -f k8s/' } }
  }
}

# docker-compose.yml
version: '3.8'
services:
  app:
    image: app:latest
    deploy:
      replicas: 3

# deploy.yaml
apiVersion: apps/v1
kind: Deployment
metadata:
  name: app
spec:
  template:
    spec:
      containers:
        - name: app

# main.tf
resource "aws_ecs_service" "app" {
  cluster         = aws_ecs_cluster.main.id
  task_definition = aws_ecs_task_definition.app.arn
  desired_count   = 2
}

$ kubectl apply -f k8s/
$ terraform apply -auto-approve
$ docker build -t app .
$ ansible-playbook deploy.yml
$ helm upgrade --install app ./chart

# Jenkinsfile
pipeline {
  agent any
  stages {
    stage('Build') { steps { sh 'docker build .' } }
    stage('Deploy') { steps { sh 'kubectl apply -f k8s/' } }
  }
}