test.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: hello-world
  labels:
    app: hello-world
spec:
  replicas: 1
  selector:
    matchLabels:
      app: hello-world
  template:
    metadata:
      labels:
        app: hello-world
    spec:
      containers:
      - name: hello-world
        image: nginx:alpine  # Using nginx as a simple HTTP server
        ports:
        - containerPort: 8080
        volumeMounts:
        - name: nginx-config
          mountPath: /etc/nginx/conf.d/default.conf
          subPath: default.conf
      volumes:
      - name: nginx-config
        configMap:
          name: nginx-config
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: nginx-config
data:
  default.conf: |
    server {
        listen 8080;
        server_name localhost;
        
        location / {
            return 200 'Hello World';
            add_header Content-Type text/plain;
        }
    }
---
apiVersion: v1
kind: Service
metadata:
  name: hello-world
spec:
  selector:
    app: hello-world
  ports:
  - port: 8080
    targetPort: 8080
    nodePort: 30001
  type: NodePort