[Backend] Rewards Dashboard API

[Olowodarey]

📋 Description

Create comprehensive rewards dashboard showing points, streaks, badges, and redemption options.

Acceptance Criteria

• GET /rewards/dashboard for user's reward summary
• Show total points, current streak, badges earned
• Display available redemption options
• Calculate points expiration dates
• Show points earning history
• Leaderboard position
• Projected points for next tier

Response Example

{
  totalPoints: 15420,
  currentStreak: 45,
  longestStreak: 67,
  badges: ["Early Adopter", "Goal Crusher", "Consistent Saver"],
  tier: "Gold",
  nextTierPoints: 20000,
  expiringPoints: { amount: 500, date: "2026-06-30" }
}

Tasks

• Create rewards dashboard endpoint
• Implement points calculation
• Track streaks
• Manage badges
• Calculate expiration
• Write tests

[Adeshewaa]

@Adeshewaa has applied to work on this issue as part of the Stellar Wave Program's 3rd wave.

can i work on this pls?

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

[Ryjen1]

@Ryjen1 has applied to work on this issue as part of the Stellar Wave Program's 3rd wave.

Kindly assign

ℹ️ Repo Maintainers: To accept this application, review their application or assign @Ryjen1 to this issue.

[drips-wave]

Congratulations, @Ryjen1! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on March 30, 2026.

🧑‍💻 @Ryjen1: 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

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🤠 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 🌊

[drips-wave]

This issue has been marked as completed by a Drips Wave moderator for @Ryjen1 as part of the Stellar Wave Program's 3rd Wave 🥳

Moderator's reason: [Auto-assessed] The PR #591 has been open for over 24 hours with no maintainer objections. It provides a high-quality, comprehensive implementation of the rewards dashboard API including complex logic for point calculation, streaks, and tier projections, along with thorough test coverage.

😎 @Ryjen1: You earned 200 Points for completing this issue! After the current Wave ends, you'll be eligible for a percentage of the Wave's reward pool based on the percentage of total points you've earned. Learn more here.

🧑‍💻 Repo maintainers: How'd the contributor do? Leave a review to share your experience working with them.

ℹ️ Note: This issue was marked complete via moderation. Points were issued even though the GitHub issue remains open.