Chat with redux state manager

serg1557733 f062b9b26e add loading progres button and fix bugs il y a 2 ans
backend e9d57662c6 fix file sending reducer il y a 2 ans
frontend f062b9b26e add loading progres button and fix bugs 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