refactor: further test suite changes (#2398) #1892

Job	Run time
Prepare CI	4s
Lint App / biomejs	14s
Tests / Run Tests	2m 49s
Tests / SonarQube Cloud Analysis	1m 19s
Build / Build macOS (electron-builder)	4m 22s
Build / Build Windows (electron-builder)	2m 43s
Build / Build Linux (electron-builder)	4m 15s
	15m 46s

Provide feedback