This is a test of professional skills of the Seven Winds company:
a dynamically generated table with the ability to create and delete hierarchically located elements
source materials:
https://knowing-owner-ff2.notion.site/555cdc7bcd274c47a2d9fb9e84a84db7 API http://185.244.172.108:8081/swagger-ui/index.html?url=/openapi.json#/
this project has mixed content issues due to the provided HTTP non-HTTPS backend server content.