Chat with redux state manager

serg1557733 a8ab9f1ac1 add find users component and function fix vor 1 Jahr
backend a8ab9f1ac1 add find users component and function fix vor 1 Jahr
frontend a8ab9f1ac1 add find users component and function fix vor 1 Jahr
package-lock.json cca472ae25 add media query and some fix vor 1 Jahr
package.json cca472ae25 add media query and some fix vor 1 Jahr