No persistence (which you should really use if you want links to persist but I digress :-) )

apiVersion: apps/v1
kind: Deployment
metadata:
  name: hastebin
  labels:
    app: hastebin
spec:
  replicas: 1
  selector:
    matchLabels:
      app: hastebin
  template:
    metadata:
      labels:
        app: hastebin
    spec:
      containers:
      - name: hastebin
        image: mkodockx/docker-pastebin
        ports:
        - containerPort: 80
          protocol: TCP
---
apiVersion: v1
kind: Service
metadata:
  name: hastebin
  labels:
    app: hastebin
spec:
  ports:
  - port: 80
    protocol: TCP
    targetPort: 80
  selector:
    app: hastebin
  type: ClusterIP