app.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: app
spec:
  selector:
    matchLabels:
      app: app
  template:
    metadata:
      labels:
        app: app
    spec:
      containers:
        - image: go-upload-server
          name: app
          imagePullPolicy: Never
      enableServiceLinks: false
---
apiVersion: v1
kind: Service
metadata:
  name: app
spec:
  selector:
    app: app
  ports:
    - port: 8080
      targetPort: 8080
      protocol: TCP
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  annotations:
    nginx.ingress.kubernetes.io/proxy-body-size: "0"
  #    nginx.ingress.kubernetes.io/proxy-request-buffering: "off"
  name: app
spec:
  ingressClassName: nginx
  rules:
    - http:
        paths:
          - backend:
              service:
                name: app
                port:
                  number: 8080
            path: /
            pathType: ImplementationSpecific