Chat with redux state manager

serg1557733 07a9bfc27a fix images url for messages 2 éve
backend 07a9bfc27a fix images url for messages 2 éve
frontend 07a9bfc27a fix images url for messages 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