feat: netbird load balancer class

[ihor-hrytskiv]

• Added support for Services with type LoadBalancer.
  When loadBalancerClass: netbird is set, the operator now injects
  the proper LoadBalancer ingress into Service status.

status:                                                                                                                         
  loadBalancer:                                                                                                                 
    ingress:                                                                                                                    
    - hostname: cilium-gateway-netbird-gateway.gateway-api-test.svc.cluster.local 

• Fixed applying labels to NBRoutingPeer pods.

[Copilot]

Pull request overview

This PR adds support for Services with loadBalancerClass: netbird, enabling the operator to inject LoadBalancer ingress information into the Service status. Additionally, it fixes an issue where NBRoutingPeer pod labels were being incorrectly applied.

Key Changes:

• Implements LoadBalancer status injection for Services with loadBalancerClass: netbird
• Fixes duplicate pod label assignment in NBRoutingPeer controller
• Updates RBAC permissions to allow Service status updates

Reviewed changes

Copilot reviewed 4 out of 4 changed files in this pull request and generated 2 comments.

File	Description
internal/controller/service_controller.go	Adds deferred status update logic and LoadBalancer ingress injection for netbird class services
internal/controller/service_controller_test.go	Adds test coverage for LoadBalancer class functionality
internal/controller/nbroutingpeer_controller.go	Removes duplicate pod label assignment that was overwriting intended labels
helm/kubernetes-operator/templates/rbac.yaml	Adds services/status permission required for status updates

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[Copilot]

Pull request overview

Copilot reviewed 4 out of 4 changed files in this pull request and generated 2 comments.

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[Copilot]

Pull request overview

Copilot reviewed 4 out of 4 changed files in this pull request and generated 1 comment.

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[Copilot]

Pull request overview

Copilot reviewed 4 out of 4 changed files in this pull request and generated 1 comment.

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[Copilot]

Pull request overview

Copilot reviewed 4 out of 4 changed files in this pull request and generated 1 comment.

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[Copilot]

Pull request overview

Copilot reviewed 4 out of 4 changed files in this pull request and generated no new comments.

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