Hi @Ambar Prajapati,
Per my research, there is no clear roadmap for SSRS Report Viewer Control to Unified .NET platform.
You may follow the latest updates on Release notes for SQL Server Reporting Services (SSRS).
For Suggestions/Other Ideas: Tell us how this impacts your business operations and how what you're asking for will enable/unblock your scenario. Be as descriptive as possible!
Regards,
Zoe Hui
If the answer is helpful, please click "Accept Answer" and upvote it.