Added example environment

# Setup kubeconfig to be used

export CUSTOM_KUBECONFIG="cluster-example.kubeconfig"

# Setup Vault parameters to deploy on this environment

export VAULT_HOSTNAME=vault.example.production

export DOMAIN1=*.example.production

export DOMAIN2=*.example.staging

export DOMAIN3=*.example.dev

# Setup Monitoring parameters

export PROMETHEUS_HOSTNAME=prometheus.example.production

# Setup OpenCAPIF parameters

export CAPIF_HOSTNAME="capif.example.staging"

export REGISTER_HOSTNAME="register.example.staging"

export CAPIF_NAMESPACE=ocf-capif