Tracking issue: add colors to field

[tomasciccola]

Description

Tasks

• [x] https://github.com/digidem/mapeo-schema/issues/182
• [x] https://github.com/digidem/id-presets-builder/pull/13
• [x] https://github.com/digidem/mapeo-settings-builder/pull/58
• [x] https://github.com/digidem/mapeo-default-config/pull/56
• [x] https://github.com/digidem/mapeo-mock-data/pull/4
• [x] https://github.com/digidem/mapeo-core-next/pull/655