By declaring herself dedicated to the Koran, she has of necessity declared her intent to work towards a Muslim theocracy. There is no allowance for a separate church and state in Islam.
Again, I'm not going to disagree
How many Judges place their hand on the Holy Bible swear a oath unto God Almighty and not mean a word of it ?....Most
Do you expect a Muslim to take an oath on a Bible...?
Personally, I don't like it, but until she actually starts making rulings by Sharia Law, it's much to do about nothing taking the oath on a Koran...