Create Terraform cost estimation pipeline

[BigBen-7]

Description

Estimate costs before applying Terraform changes.

Requirements

• Infracost integration in CI
• Cost diff on PRs
• Budget thresholds
• PR comment with estimates
• Historical cost tracking

Files to Touch

• infrastructure/ci/cost-estimation.yml
• infrastructure/terraform/infracost.yml
• infrastructure/scripts/estimate-costs.sh

Complexity: 300 points

[TheShnider]

@TheShnider has applied to work on this issue as part of the Stellar Wave Program's 5th wave.

Hi. I have reviewed this issue and would like to work on it.

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[Icahbod]

@Icahbod has applied to work on this issue as part of the Stellar Wave Program's 5th wave.

Hello, please can I take this

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[Blaqkenny]

@Blaqkenny has applied to work on this issue as part of the Stellar Wave Program's 5th wave.

Hello Maintainer,please can I work on this issue and give you a better result

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

[drips-wave]

Congratulations, @Icahbod! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on June 2, 2026.

🧑‍💻 @Icahbod: 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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