Chat with redux state manager

serg1557733 58701fbefc add file sending to chat on backend save and emit event %!s(int64=2) %!d(string=hai) anos
backend 58701fbefc add file sending to chat on backend save and emit event %!s(int64=2) %!d(string=hai) anos
frontend 58701fbefc add file sending to chat on backend save and emit event %!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