Product Gallery block: Add Thumbnails block

[thealexandrelara]

Description

The Product Gallery block contains Thumbnails for the images

Outcomes

New blocks:

• Large image block as an inner block of the Product Gallery block

Acceptance criteria

• The minimum number of thumbnails is 2
• The maximum number of thumbnails is 8
• If more than 8 images exist for the product, a View All button should appear in the last thumbnail.
• The thumbnails can be positioned to the left, to the right or at the bottom of the Large Image block
• When the thumbnail image is selected, the border should become darker and wider