Chat with redux state manager

serg1557733 3be33a4e2b fix some bugs 1 年之前
backend 8fb126354d fix some bugs 1 年之前
frontend 3be33a4e2b fix some bugs 1 年之前
package-lock.json cca472ae25 add media query and some fix 1 年之前
package.json cca472ae25 add media query and some fix 1 年之前