You can show progress on Smart Checklist items completion right on the Agile board's issue card.

If your Smart Checklist version is lower than v5.0.0 - you need to add the "Smart Checklist Progress" custom field as your first step.

Follow these instructions

Once the field is set up, proceed to the steps below.

Set up Agile board card view

  1. Go to Board Settings 

        

2. Change Card Layout. Add "Smart Checklist Progress" field

3. Go Back to the board and see how checklist progress is displayed now. The number of completed checklist items versus total is shown, e.g. 1/52 or 10/10 - Done

If you want to Validate checklist before transition - read the following instructions.