Add creator search debounce utility

[Chucks1093]

Summary
Add creator search debounce utility

Scope

• add shared debounce utility for creator search input\n- reduce redundant fetches on rapid typing\n- keep immediate fetch on explicit submit

Acceptance Criteria

• scoped change is implemented with no unrelated file churn
• docs/tests are updated where applicable
• contributor can validate the outcome locally

Contributor coordination: if you pick this up, reach out in Telegram for updates or clarification: https://t.me/accesslayerorg

[michaelvic123]

@michaelvic123 has applied to work on this issue as part of the Stellar Wave Program's 4th wave.

please assign this issue to me

ℹ️ Repo Maintainers: To accept this application, review their application or assign @michaelvic123 to this issue.

[drips-wave]

Congratulations, @michaelvic123! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on April 29, 2026.

🧑‍💻 @michaelvic123: Please resolve the issue such that the repo's maintainers have enough time to review your contribution before the due date. You'll earn Points for completing the issue on-time, which will make you eligible for a share of the Stellar Wave Program's reward pool.

Warning

When opening a PR, please link it to this issue to ensure it gets tracked accurately. Points are awarded when this issue is marked as completed by the maintainer.

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