Implement GET Portfolio Summary for Investor (Total Invested, Total Received, by Offering)

[thlpkee20-wq]

Description
Implement GET /api/portfolio/summary (or GET /api/investments/summary) that returns for the authenticated investor: total invested, total received (payouts), breakdown by offering. Use existing investment and distribution repositories.

Requirements and context

• Implement only in new files or by extending investments route. Do not modify package.json, src/index.ts. Require JWT (investor).

Suggested execution

• Branch: git checkout -b feature/portfolio-summary-api
• Add handler and service; add tests. Example commit message: feat(api): add portfolio summary for investor

Guidelines

• Additive route only. Timeframe: 96 hours.

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[olawale880]

@olawale880 has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

please can i work on the issue

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[spartan124]

@spartan124 has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

Hi, pls assign the task to me, i can implement a clean and scalable solution

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Congratulations, @spartan124! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on February 26, 2026.

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