…wed annotations

…By."

This reverts commit 8211c57.

Updates the hncconfig validator to use the modern WebhookManagedBy pattern
instead of manual webhook registration, following the same approach used
for HierarchyConfiguration.

Changes:
- Add NewValidator constructor function
- Replace Handle method with ValidateCreate/Update/Delete methods
- Convert internal validation logic to return errors instead of admission responses
- Update webhook registration in setup/webhooks.go to use WebhookManagedBy
- Update tests to use new API and remove unused logResult function

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Updates the anchor (SubnamespaceAnchor) validator to use the modern
WebhookManagedBy pattern instead of manual webhook registration.

Changes:
- Add NewValidator constructor function
- Replace Handle method with ValidateCreate/Update/Delete methods
- Convert internal validation logic to return errors instead of admission responses
- Update webhook registration in setup/webhooks.go to use WebhookManagedBy
- Update tests to use new handleValidation method and remove unused logResult function

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Updates the namespace validator to use the modern WebhookManagedBy pattern
instead of manual webhook registration.

Changes:
- Add NewValidator constructor function
- Replace Handle method with ValidateCreate/Update/Delete methods
- Convert internal validation logic to return errors instead of admission responses
- Update all validation methods to return errors
- Update webhook registration in setup/webhooks.go to use WebhookManagedBy
- Update tests to use new handleValidation method and remove unused logResult function

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Updates the namespace mutator to use the modern WebhookManagedBy pattern
instead of manual webhook registration.

Changes:
- Add NewMutator constructor function
- Replace Handle method with Default method for the defaulter interface
- Rename internal handle method to mutateNamespace
- Update webhook registration in setup/webhooks.go to use WebhookManagedBy with WithDefaulter
- Update tests to use new mutateNamespace method
- Remove unused imports and InjectDecoder method

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

- Convert ResourceQuotaStatus to use ValidateCreate/Update/Delete methods instead of Handle
- Add NewResourceQuotaStatus constructor with client and forest parameters
- Update validateResourceQuotaStatus to return errors instead of admission responses
- Add helper functions for admission responses (allow, deny, denyInvalidField, codeFromReason)
- Update tests to use validateHRQResourceQuotaStatus method directly
- Remove old injection methods (InjectClient, InjectDecoder)

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

- Convert HRQ to use ValidateCreate/Update/Delete methods instead of Handle
- Add NewHRQ constructor with client parameter for dry-run client setup
- Update validate method to return errors instead of admission responses
- Convert validation to use apierrors.NewInvalid with field validation
- Update tests to use validate method directly with error checking
- Remove old injection methods (InjectClient, InjectDecoder)
- Add missing imports for field validation and runtime types

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

…a and HierarchicalResourceQuota.

- Replace manual webhook registration with builder.WebhookManagedBy() pattern
- Use NewResourceQuotaStatus constructor for ResourceQuota webhook
- Use NewHRQ constructor for HierarchicalResourceQuota webhook
- Add proper error handling for webhook creation
- Remove old manual injection and registration code

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

…ok creation accordingly