Let's hope he follows through with this promise, and let's hope it works out well. All too often the end results of a revolution is a period of tumult and a new dictator replacing the old one.
Now this is a bit worrying. Azerbaijan probably won't accept this, and the worst case scenario is a bloody war. It might be wiser to instead support the independence and international recognition of the Republic of Artsakh, and when/if that's successful, let the people of Nagorno-Karabakh decide for themselves if they want to be independent or part of Armenia.