1.Docker

Create simple app(eg. in Pythonie or Node.js), that will:

• return "Hello DevOps" on / (root Directory)
• Write Dockerfile to do that
• Create image and run it locally

2. K8S (kubernets)

Create:

• Deployment (1–2 replicas)
• Service (ClusterIP or NodePort) Make sure the app is working in a Cluster

3. Helm

Create simple Helm Chart for that app:

• Deployment and Service as templates
• values.yaml containing:
  • image.repository
  • image.tag
  • replicaCount

4. Install app using:

helm install my-app ./chart