update

package.json

@@ -7,6 +7,7 @@
     "@emotion/styled": "^11.6.0",
     "@mui/icons-material": "^5.4.2",
     "@mui/material": "^5.4.2",
+    "@reduxjs/toolkit": "^1.8.0",
     "@testing-library/jest-dom": "^5.16.2",
     "@testing-library/react": "^12.1.2",
     "@testing-library/user-event": "^13.5.0",
@@ -17,6 +18,7 @@
     "mtproton": "6.0.0",
     "react": "^17.0.2",
     "react-dom": "^17.0.2",
+    "react-redux": "^7.2.6",
     "react-router-dom": "^6.2.1",
     "react-scripts": "5.0.0",
     "typescript": "^4.5.5",

src/store.ts

@@ -0,0 +1,7 @@
+import { configureStore } from "@reduxjs/toolkit";
+
+export default configureStore({
+  reducer: {
+    user: (state) => {},
+  },
+});