The transaction must be fast, economical and secure. I am sure you can realize your idea. And the multi-currency decentralized trading platform will become a reality.
it would be very good, but it is hard work and you need time to find your clients and earn trust, I am sure that everything will turn out, the main thing is not to leave everything half way.
I completely agree with your opinion that this is a big job. The project has a good idea, I like it, I want to see the result of the work.