Can you get root on this thing? Can I recompile all (or at least most, modulo firmware blobs) of the software running on it? Obviously I'm not expecting Pixel

Can you get root on this thing? Can I recompile all (or at least most, modulo firmware blobs) of the software running on it? Obviously I'm not expecting Pixel/GrapheneOS levels of openness. But I'm hoping it's not Samsung-level icky.