[SEP-38] Implement Dynamic Fee Calculation based on Asset Amount

[Ceejaytech25]

📋 Issue #610: [SEP-38] Implement Dynamic Fee Calculation based on Asset Amount

💡 Description & Objective

This issue tracking item focuses on addressing [SEP-38] Implement Dynamic Fee Calculation based on Asset Amount within the backend-sep38 component scope. Contributors should follow the detailed guidelines below to implement, document, and test the solution correctly.

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🛠️ Step-by-Step Implementation Guide

To solve this issue, please proceed as follows:

• Add tiered volume calculation hooks inside quoting systems.
• Ensure formatting rules are respected before pushing.

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🧪 Local Validation

Validate your changes locally by running:

npm run test:backend

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🤝 Contribution Guidelines

🌿 1. Branch Naming Rules

Create a new branch from main using the following exact format:

feature/issue-610-sep-38-implement-dynamic-fee-calcul

💬 2. Commit Message Standard

Use Conventional Commits format when creating commits. Your final commit (or PR squash commit) must include:

feat(backend-sep38): [sep-38] implement dynamic fee calculation based on asset amount (closes #610)

Example: feat(backend-sep38): [sep-38] implement dynamic fee calculation based on asset amount closes #610

🚀 3. Pull Request Details

• Ensure all tests pass locally.
• Do not commit local SQLite files or lock files.
• Submit your branch for peer review.

[CollinsKRO]

@CollinsKRO has applied to work on this issue as part of the Stellar Wave Program's 6th wave.

Hi maintainer. I have a good understanding on this issue and would love to work on it, please assign. ETA 1 - 10hrs. Thanks.

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

[tali-creator]

@tali-creator has applied to work on this issue as part of the Stellar Wave Program's 6th wave.

hi boss can i work on this issue

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

[drips-wave]

Congratulations, @tali-creator! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on June 30, 2026.

🧑‍💻 @tali-creator: 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 🌊