e (help people to know well 《周易》)

why I make this

I want to learn 《周易》
I plan to do sth by using React Native
There is no native app of 《周易》 that satisfied me

todo list

login/logout/signin done
save guas done
comments done
play divination(easy patern) done

dependences

node
react-native
leancloud rest api
qiniu react native sdk