[Feature Request] Add grouping/categorization for sessions in agents view

Bug Description
please add grouping capabilities for agents view. I have multiple sessions, but those are in fact related to 2-3 actual workstreams. I'd like to keep the same states (needs input, completed etc), but group the sessions into separate sections. Now I have ~20 sessions in "Completed" state all mixed together what were those sesions for...

Environment Info

• Platform: linux
• Terminal: xterm-256color
• Version: 2.1.177
• Feedback ID: 82de5f7f-cbbd-447c-aef7-b7639c1ea96f

Errors

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