Chat with redux state manager

serg1557733 4c12244ef7 fix user avatarUrl and div keys attr %!s(int64=2) %!d(string=hai) anos
backend 49007ab1d5 add userTyping socket event and visual element to front %!s(int64=2) %!d(string=hai) anos
frontend 4c12244ef7 fix user avatarUrl and div keys attr %!s(int64=2) %!d(string=hai) anos
package-lock.json cca472ae25 add media query and some fix %!s(int64=2) %!d(string=hai) anos
package.json cca472ae25 add media query and some fix %!s(int64=2) %!d(string=hai) anos