Chat with redux state manager

serg1557733 76b803c331 add saving avatar function on server and send url response 2 éve
backend 76b803c331 add saving avatar function on server and send url response 2 éve
frontend 76b803c331 add saving avatar function on server and send url response 2 éve
package-lock.json cca472ae25 add media query and some fix 2 éve
package.json cca472ae25 add media query and some fix 2 éve