Implement Milestone Time-locks

[meshackyaro]

Description

This issue aims to address the implementation of Implement Milestone Time-locks.

The core objective is to: Add time-lock checks to ensure milestones cannot be claimed prematurely.

By completing this feature, we will ensure that the TrustFlow protocol maintains its high standards for security, usability, and decentralized logic. This issue requires careful attention to the Smart Contracts architecture and adherence to the existing project conventions.

When picking up this issue, please ensure you document any new dependencies or architectural decisions made during development.

Component

Smart Contracts

Difficulty

🟡 Medium

Tasks

• Review Soroban architecture and soroban-cli usage
• Implement Rust logic for: Implement Milestone Time-locks
• Write comprehensive unit tests in Rust
• Ensure proper event emission for indexing
• Run cargo fmt and cargo clippy
• Verify soroban contract build successfully compiles to WASM without bloating size

Acceptance Criteria

• Feature accurately implements the objective: Add time-lock checks to ensure milestones cannot be claimed prematurely.
• Any PR that introduces Rust errors is automatically blocked
• CI pipeline runs in under 3 minutes per PR
• Code is properly reviewed and approved by codeowners

Estimated Time

4-8 hours

[Lynndabel]

gm gm maintainer, I have carefully reviewed the issue description and I can work on this issue . Please assign this issue to me. Thank you.

[grantfox-oss]

🦊 GrantFox — @Lynndabel has been assigned to this issue as part of the Official Campaign | FWC26 campaign!

Next steps:

1. Open a Pull Request referencing this issue (e.g., Closes #2)
2. Your PR will be reviewed by the trustflow-protocol maintainers

Good luck! Track your progress on GrantFox.

[grantfox-oss]

🎉 This issue has been marked as completed on GrantFox!

@Lynndabel's PR #54 was approved and merged by @meshackyaro.

🏆 @Lynndabel: You earned 40 FoxPoints for this contribution! Your current tier: Builder (1,052 total points). Track your full progress on GrantFox.

👏 Great work, @Lynndabel! Keep contributing to trustflow-protocol.