[Bug] Check for memory leaks

[aropb]

Context / Scenario

I'm not sure, but there is a suspicion that working with memory is not optimal. And obviously I don't use DevTools at all.
The change occurs during Import document.

What happened?

Reducing the intensity of memory usage

Importance

edge case

Platform, Language, Versions

Windows
NET 8.0.11
KM 0.95.241216.2

Relevant log output

[dluc]

Unless the service is crashing, this doesn't fit the criteria for a bug. However, if someone wants to investigate further and propose improvements, we'd welcome the contribution