What part of electron gets used? Why would it be used? Is it to package an app? In particular, does Yue spawn the Chromium processes and Blink? If I understan

What part of electron gets used? Why would it be used? Is it to package an app? In particular, does Yue spawn the Chromium processes and Blink? If I understand correctly, one can build JS interfaces in Yue without it, though (either with Node.js or with its Yue-specific fork, Yode). It uses Chromium base, but not Blink, right?