Chat with redux state manager

serg1557733 082b9d425f add deliting messages function il y a 2 ans
backend 082b9d425f add deliting messages function il y a 2 ans
frontend 082b9d425f add deliting messages function il y a 2 ans
package-lock.json cca472ae25 add media query and some fix il y a 2 ans
package.json cca472ae25 add media query and some fix il y a 2 ans