[Feature]: Notify target change or file change of a target to client

[aelam]

Problem Statement

if file changes or target changes, can we notify to client to update/re-index

Proposed Solution

if file changes or target changes, can we notify to client to update/re-index

Alternatives Considered

No response

Priority

Low - Nice to have

Implementation

• I'm willing to submit a PR for this feature
• I would need guidance on how to implement this
• I can help with testing

Additional Context

No response