Missing Edge API for adobe target documentation

Issue in ./help/dev/implement/server-side/server-side-overview.md

Hi Team

We are missing server side adobe target edge API implementation documentation with sample apps in this section.
Lot's or customers are asking for dobe target edge API implementation architecture diagram and step by step documentation about Adobe Target edge server side implementation.

Start with help/dev/implement/server-side/server-side-overview.md and review the surrounding server-side implementation documentation. Define the missing Adobe Target Edge API coverage, including an architecture diagram, step-by-step implementation guidance, and sample apps. Done means this section provides the requested end-to-end documentation.

Written by the indexing model from the issue text.