[META] Widget and Widget Adjacent Alpha Goals

Removed all 3 issues for "color prop" per @lauriii at #3518105-16: Support other format for string and integer: color and range → .

Do we want to track 📌 [PP-1] Default props values should support files/images Postponed here? (Because it will bring full "image" support to code components.)

Organized the issue summary by beta blockers vs stable blockers.