apiVersion: apps/v1
kind: Deployment
metadata:
  name: mongo-express
spec:
  template:
    spec:
      containers:
        - name: mongo-express
          env:
            - name: ME_CONFIG_MONGODB_ADMINUSERNAME
              $patch: delete
            - name: ME_CONFIG_MONGODB_ADMINPASSWORD
              $patch: delete
            - name: ME_CONFIG_MONGODB_AUTH_DATABASE
              $patch: delete