ServiceNow Catalog Request Approval Chain Preview

[Maheshkh9738]

PR Description:

This project adds a dynamic preview feature to Service Catalog items, allowing users to see the full approval chain before submitting a request. It improves transparency, reduces confusion, and helps users understand who will be involved in the approval process based on their selections.

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[kmxo]

Hello Maheshkh9738,
I'd add that each catalog has a specific Approval chain so to show this in advance, it would be necessary to query all places where the Approval chain is stored.
For example, a) service_offering table; b) cmdb_ci - column support_group etc.
Thank you for your contribution.