K8S29/30/31: Verify LoadBalancer services, CoreDNS conditional forwarding and configurable CIDR ranges

[evalnv]

Kubernetes LoadBalancer Service Support
The platform shall support Kubernetes Service resources of type - LoadBalancer, including:

• External load balancers with publicly routable IPs
• Internal load balancers with private IPs reachable via private network access
• Static IP assignment.

DNS Configuration
The platform shall support configuring Kubernetes internal DNS, such as CoreDNS, with conditional forwarding rules for specified DNS zones to designated enterprise or internal DNS resolvers.

Configurable Kubernetes CIDR Ranges
Ability to configure the Kubernetes service IP range, node IP range, and pod IP range.