Standardise all Oracle output prices to 18 decimals via canonical view

[nanaf6203-bit]

Problem Statement

Oracle prices come in different decimal scales, confusing UI display.

Why it matters

Heterogeneous scales break charts and lending collaterals.

Technical Context

Add get_valuation_18_decimals(property_id) returning normalised scale.

Expected Outcome

All consumers read normalised prices.

Acceptance Criteria

1. New view message solid.
2. Docs state normalisation constant.
3. SDK wrapper.
4. Tests for rounding.

Implementation Notes

Helper that multiplies by 10^16.

Files or modules likely to be affected

contracts/oracle/src/lib.rs.

Dependencies

None.

Difficulty level

MEDIUM.

Estimated effort

S (~1 day).

[BrightHeart23]

@BrightHeart23 has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

I'd like to work on this issue. I understand the requirements and can implement the normalised 18-decimal valuation view, add the SDK wrapper, document the normalisation constant, and include tests covering rounding behaviour. Could you please assign this issue to me? Thank you!

ℹ️ Repo Maintainers: To accept this application, review their application or assign @BrightHeart23 to this issue.

[MaryammAli]

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

can i tackle this issue?

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

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

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This issue has been completed by @MaryammAli as part of the Stellar Wave Program's 7th Wave 🥳

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