Track Polling Cycle Duration

[Abd-Standard]

Description

Add instrumentation to measure how long each blockchain polling cycle takes.

Acceptance Criteria
Polling duration is measured.
Measurements are available through the existing telemetry mechanism.
Failed cycles are distinguishable from successful cycles.
Measurement overhead remains minimal.

[susanyusuf]

@susanyusuf has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

hi maitainer i would love to work on this projrct.

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

[drips-wave]

Congratulations, @susanyusuf! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on August 31, 2026.

🧑‍💻 @susanyusuf: 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.

🤠 Repo maintainers: Please keep an eye on the contributor's progress and review their work before the due date. You can manage this issue, including adjusting its complexity and points, here.

🌊 Happy Wave 🌊

[grantfox-oss]

🎉 This issue has been marked as completed on GrantFox!

@susanyusuf's PR #655 was approved and merged by @Abd-Standard.

🏆 @susanyusuf: You earned 35 FoxPoints for this contribution! Your current tier: Explorer (341 total points). Track your full progress on GrantFox.

👏 Great work, @susanyusuf! Keep contributing to Core-Foundry.