[RecoveryServices.Backup] [Ignite] Added new cmdlet for reregistration feature

[hiaga]

Description

Added new cmdlet for reregistration feature

Mandatory Checklist

• Please choose the target release of Azure PowerShell. (⚠️Target release is a different concept from API readiness. Please click below links for details.)

  • General release
  • Public preview
  • Private preview
  • Engineering build
  • No need for a release

• Check this box to confirm: I have read the Submitting Changes section of CONTRIBUTING.md and reviewed the following information:

• SHOULD update ChangeLog.md file(s) appropriately
  • Update src/{{SERVICE}}/{{SERVICE}}/ChangeLog.md.
    • A snippet outlining the change(s) made in the PR should be written under the ## Upcoming Release header in the past tense.
  • Should not change ChangeLog.md if no new release is required, such as fixing test case only.
• SHOULD regenerate markdown help files if there is cmdlet API change. Instruction
• SHOULD have proper test coverage for changes in pull request.
• SHOULD NOT adjust version of module manually in pull request

[azure-client-tools-bot-prd]

Thanks for your contribution! The pull request validation has started. Please revisit this comment for updated status.

[Copilot]

Pull Request Overview

This PR adds a new cmdlet Redo-AzRecoveryServicesBackupProtection that enables reregistration of backup items between different Recovery Services vaults. The feature allows users to move backup protection for Azure VMs, SQL workloads, and Azure File Shares from one vault to another while preserving data and applying new policies.

Key changes include:

• Added the new Redo-AzRecoveryServicesBackupProtection cmdlet with comprehensive parameter support
• Implemented helper classes and methods to handle container unregistration, workload discovery, and protection reconfiguration
• Added test coverage for Azure VM reregistration scenarios

Reviewed Changes

Copilot reviewed 13 out of 14 changed files in this pull request and generated 7 comments.

Show a summary per file

File	Description
Redo-AzRecoveryServicesBackupProtection.md	Documentation for the new cmdlet with syntax, parameters, and usage examples
Az.RecoveryServices.md	Updated module documentation to include the new cmdlet
ChangeLog.md	Added changelog entry for the reregistration feature
Az.RecoveryServices.psd1	Exported the new cmdlet in module manifest
RSBackupVaultCmdletBase.cs	Enhanced job handling methods to support returning job objects
CmdletHelper.cs	New helper class with container management and protectable item discovery logic
BackupUtils.cs	Added utility methods for job status checking and resource name extraction
RedoAzureRmRecoveryServicesBackupProtection.cs	Main cmdlet implementation handling the three-step reregistration process
ItemTests.ps1	PowerShell test script for Azure VM reregistration scenarios
ItemTests.cs	C# test class integration for the new test
Provider classes	Updated to handle optional parameters in reregistration scenarios

[Copilot]

Comment contains typo: 'chck' should be 'check'. This appears to be a development note that should be completed or removed.

Suggested change

	// chck : switch context to the target vault's subscription
	// Check: switch context to the target vault's subscription

[hiaga]

this note is for later

[isra-fel]

/azp run

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[isra-fel]

/azp run

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[hiaga]

@isra-fel all checks have passed

[github-actions]

This PR was labeled "needs-revision" because it has unresolved review comments or CI failures.
Please resolve all open review comments and make sure all CI checks are green. Refer to our guide to troubleshoot common CI failures.

[isra-fel]

/azp run

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