apiVersion: apps/v1
kind: Deployment
metadata:
  name: chatroom
spec:
  replicas: 1
  selector:
    matchLabels:
      app: chatroom
  template:
    metadata:
      labels:
        app: chatroom
    spec:
      containers:
      - name: chatroom
        image: chatroom:latest
        ports:
        - containerPort: 3030   # 服务器监听的端口
---
apiVersion: v1
kind: Service
metadata:
  name: chatroom-service
spec:
  selector:
    app: chatroom
  type: NodePort
  ports:
    - port: 3030
      targetPort: 3030
      nodePort: 30330   # 外部访问端口（http://服务器IP:30330）