DSTA-570: markdown creted for user RBAC

[wlyagoba]

Key Vault RBAC for users

This markdown file details to access/create/set permissions to the key vault via azure cli

Type of changes

• Refactoring (non-breaking change)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would change existing functionality)
• Bug fix (non-breaking change which fixes an issue)

Checklist

• I am familiar with the contributing guidelines
• I have followed the code style of the project
• I have added tests to cover my changes
• I have updated the documentation accordingly
• This PR is a result of pair or mob programming

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Sensitive Information Declaration

To ensure the utmost confidentiality and protect your and others privacy, we kindly ask you to NOT including PII (Personal Identifiable Information) / PID (Personal Identifiable Data) or any other sensitive data in this PR (Pull Request) and the codebase changes. We will remove any PR that do contain any sensitive information. We really appreciate your cooperation in this matter.

• I confirm that neither PII/PID nor sensitive data are included in this PR and the codebase changes.

[Copilot]

Pull request overview

Adds a new Markdown guide under nbss/ documenting how to use Azure CLI to create Key Vault secrets, assign RBAC permissions for users/groups, and retrieve secrets.

Changes:

• Introduces step-by-step Azure CLI instructions for logging in, setting variables, creating secrets, and granting RBAC at secret scope
• Adds quick reference for relevant Key Vault RBAC roles
• Includes lookup commands for user/group object IDs

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[LouisD7]

Looks good to me