Extension & Substart worktypes need a countdown mechanic. we need to know how that might interact with existing logic.

As a (type of user)

I want (goal)

so that (reason/ why/ value)

Acceptance Criteria

Scenario 1:

GIVEN ... (you or your condition)
WHEN ... (what you do)
THEN ... (what you see)

Scenario 2:

xxxxxx

Validation Rules?

(If yes, list here)

Screenshot

(Link above will always be the most up-to-date version.)