[Task]: Resize images before storing

[kraftjs]

Task description

After we downloaded the image, instead of storing the original file, we want to compress image into a thumbnail with reduced quality and store this one.

Requirements

• Resize downloaded image
• Store resized image as original
• Remove old original image

Creation checklist

• I have assigned this task to the correct people
• I have added the most appropriate labels
• I have linked the correct milestone and/or project