Add Dockerfile targets for indexer and oracle

[Mimah97]

Description (Backend)

Platform improvement for vatix-backend (Docker: add dockerfile targets for indexer and oracle). Define scope, implement, and verify in CI or docs.

Tasks

• Implement the change in the relevant code paths
• Wire or persist state where the feature touches runtime behavior
• Add tests (unit, integration, and/or contract/UI as appropriate)

Additional Requirements

• Handle stale, disconnected, or invalid states gracefully where applicable
• Follow existing patterns in this repository (linting, modules, security)

Acceptance Criteria

• Behavior is covered by tests and documented where APIs changed
• No regressions in closely related user or API flows

[Michvista]

@Michvista has applied to work on this issue as part of the Stellar Wave Program's 6th wave.

Please assign this issue to.me

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

[Opulencechuks]

@Opulencechuks has applied to work on this issue as part of the Stellar Wave Program's 6th wave.

I am confident that I can implement this having worked on something similar in the past

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

[OmniZlatoon]

@OmniZlatoon has applied to work on this issue as part of the Stellar Wave Program's 6th wave.

Can I work on this issue, please...

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

[blazesgl]

@blazesgl has applied to work on this issue as part of the Stellar Wave Program's 6th wave.

Hi maintainer! I would love to help you with this issue. Given my theoretical knowledge and background, I am quite sure that I am well-equipped to tackle it. Please kindly assign it to me.

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

[chiboy948]

@chiboy948 has applied to work on this issue as part of the Stellar Wave Program's 6th wave.

Maintainer, please assign this task to me. I can solve and PR

ℹ️ Repo Maintainers: To accept this application, review their application or assign @chiboy948 to this issue.

[drips-wave]

Congratulations, @chiboy948! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on June 30, 2026.

🧑‍💻 @chiboy948: 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

When opening a PR, please link it to this issue to ensure it gets tracked accurately. Points are awarded when this issue is marked as completed by the maintainer.

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