feat(campaign): Campaign progress notifications - real-time alerts for funding milestones

[Idrhas]

Send push/email notifications when campaigns hit funding milestones (50%, 75%, 100%, goal reached). Alert creators and interested backers.

[lawrencias-design]

@lawrencias-design has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Please, assign me this issue. Thank you.

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[Marvy54]

@Marvy54 has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hi Maintainer! I’d love to take on this issue and get it done efficiently. Kindly assign it to me.

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[Nife-tanny]

@Nife-tanny has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hi. I would like to work on this issue.

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[midexol]

@midexol has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hi maintainer I would like to work on this issue please assign

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[lewistemple22]

@lewistemple22 has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Can I work on this please?

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[BernardOnuh]

@BernardOnuh has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hey, I'd love to take this one on. I've read through the issue and the relevant code and I know exactly how I'd approach it. Happy to discuss the implementation details if needed — just assign me and I'll get started.

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[drips-wave]

Congratulations, @BernardOnuh! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on August 31, 2026.

🧑‍💻 @BernardOnuh: 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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