[frontend] Wire NBA recommendation actions + feedback to API

Repo: · Issue: #991 Status: Open · Priority: P2 Assignee: Unassigned

Description

Sub-issue of #977.

Scope

• Add minimal API service wrappers for recommendation execute/ack/feedback (if not already in activity feed).
• Wire the activity handler buttons to call the endpoints and show success/error feedback.

Acceptance

• Action buttons invoke API calls and show a simple toast or inline status.
• Errors are handled gracefully without breaking the activity timeline.

Implementation Notes

Dash adds notes here while working

Related

Link to people, meetings, dependent tickets