fix(download buttons past paper): add animation counting wallet after donwload file

[alireza013013]

Description

add animation counting wallet after donwload file in past paper

Type of Change

• Bug fix
• New feature
• Documentation update
• Other (please describe):

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings/errors
• I have added tests that prove my fix is effective or that my feature works

[vercel]

@alireza013013 is attempting to deploy a commit to the GamaEdtech Team on Vercel.

A member of the Team first needs to authorize it.

[sanaderi]

Why is amount-to-pay hardcoded to 5 when each file has its own
price? This could show an incorrect required amount for files
that do not cost 5 GEM. Since the selected price is already
stored in priceFile, should this use :amount-to-pay="priceFile"
instead?