Populate assets folder

[igavelyuk]

Populate /src/backend/assets with any asset

(Ask for assign) Follow: 1.Follow guidelines in README.md 2.Found Problem 3.Fix Problem 4.Find two new Issues, create github Issue 5.Commit changes 6.Send Merge request.

Description of problem

• Populate /src/backend/assets with any asset

Cover issue #22

Don't forget to check before send merge request:

• [x] Follow guidelines in README.md
• [x] Found Problem
• [x] Fix Problem
• [x] Find two new Issues, create github Issue
• [x] Commit changes
• [x] Ready to Send Merge request.