<!-- .github/pull_request_template.md -->
## Description
feature: solve edge embedding duplicates in edge collection + retriever
optimization
## DCO Affirmation
I affirm that all code in every commit of this pull request conforms to
the terms of the Topoteretes Developer Certificate of Origin.
---------
Co-authored-by: Vasilije <8619304+Vasilije1990@users.noreply.github.com>
