[Task]: Consider reducing dependencies in core

[liferoad]

What needs to happen?

• Proposal to reduce reducing dependencies in core, e.g., separate/extra packages
• Implement these changes

Issue Priority

Priority: 2 (default / most normal work should be filed as P2)

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[liferoad]

some discussions: https://docs.google.com/document/d/1KfTMok67-bZBUcCCYeHkdktyQZ6arWQJEPMc-4hUrX0/edit?disco=AAABhaO_SV4

[liferoad]

Possible to move the legacy jar code to a seperate repo?