#29 Issue 29: [Logic] Immutable Start Time Constraint

[JerryIdoko]

Description:
Ensure that once a vault is active, the Admin cannot maliciously change the start_time to push the vesting schedule further into the future.
Acceptance Criteria:

[ ] Audit the contract to ensure no state-modifying function can alter start_time or cliff_duration after initialization.

[ ] Write a unit test verifying these fields are completely immutable.
Labels: security, trust

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[Skinny001]

@Skinny001 has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

I’d like to work on Issue #29 – Immutable Start Time Constraint.

I’ll audit the contract to ensure no function can modify start_time or cliff_duration after initialization. I’ll also add unit tests confirming these fields remain immutable once the vault becomes active.

Please assign it to me I’ll begin immediately and open a PR once completed.

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[akargi]

@akargi has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

Hi maintainer,

I want to implement this task kindly assign

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

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Congratulations, @akargi! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on February 26, 2026.

🧑‍💻 @akargi: 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.

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