Bump :decimal to ~> 3.0 to pick up CVE fix

[Actalab]

Description

Type of change (check all applicable)

• 🍕 Feature
• 🐛 Bug Fix
• 📝 Documentation Update
• 🧑‍💻 Code Refactor
• 🔥 Performance Improvements
• ✅ Test

Related Tickets & Documents

Bump decimal to ~> 3.0 to resolve CVE-2026-32686 (GHSA-rhv4-8758-jx7v) #1

Proof of completion, QA Instructions, Screenshots, Recordings

Use this section as a proof of completion, creating an evidence that is working properly. Replace this line with instructions on how to test your changes, a note
on the devices and browsers this has been tested on, as well as any relevant images for UI changes.

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• Any dependent changes have been merged and published in downstream modules

[Actalab]

⚠️ Draft, not tested yet