Chat with redux state manager

serg1557733 ec14be119a add notifications for new incoming messages 2 anni fa
backend ec14be119a add notifications for new incoming messages 2 anni fa
frontend ec14be119a add notifications for new incoming messages 2 anni fa
package-lock.json cca472ae25 add media query and some fix 2 anni fa
package.json cca472ae25 add media query and some fix 2 anni fa