Add hot-reload-friendly OpenAPI export

[usmanimamu17-create]

Problem

OpenAPI generated only at runtime.

Why

Docs tools need offline generation.

Outcome

make openapi-export writes docs/openapi.snapshot.json without running uvicorn.

Acceptance

• Snapshot regenerable offline

Files

• Makefile (NEW)
• scripts/export_openapi.py (NEW)

[Hikmaholadele]

@Hikmaholadele has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hi maintainer, I’d love to work on this issue

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[damiedee96]

@damiedee96 has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hello Maintainer, I'd love to work on this issue.

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[Windowlight]

@Windowlight has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hi, I'm interested in this issue and have experience with contracts, backend systems, and frontend implementation.
I've reviewed the issue requirements and my plan is to:
• Understand the existing implementation.
Implement the requested changes.
•Add tests where applicable.
•Submit a clean, well-documented PR.
I can start immediately and will provide regular progress updates as I work through the task.
Thanks for considering my application.

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[sagesan2580]

@sagesan2580 has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hello maintainer, can I be assigned to this GitHub issue?

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[Oluwasuyi-Oluwatimilehin-Daniel]

@Oluwasuyi-Oluwatimilehin-Daniel has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hello @maintainer, I’d like to work on this issue. I have experience handling similar tasks and can start immediately. And I will deliver at the shortest possible time

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[Max347bot]

@Max347bot has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hello maintainer please I will like to work on this issue

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[drips-wave]

Congratulations, @Max347bot! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on July 30, 2026.

🧑‍💻 @Max347bot: 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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