Add a basic React implementation of the map.

See client/README.md for instructions.

client/src/app/hooks.ts

@@ -0,0 +1,6 @@
+import { TypedUseSelectorHook, useDispatch, useSelector } from "react-redux";
+import type { RootState, AppDispatch } from "./store";
+
+// Use throughout your app instead of plain `useDispatch` and `useSelector`
+export const useAppDispatch = () => useDispatch<AppDispatch>();
+export const useAppSelector: TypedUseSelectorHook<RootState> = useSelector;

client/src/app/store.ts

@@ -0,0 +1,17 @@
+import { configureStore, ThunkAction, Action } from "@reduxjs/toolkit";
+import theaterReducer from "../game/theater/theaterSlice";
+
+export const store = configureStore({
+  reducer: {
+    theater: theaterReducer,
+  },
+});
+
+export type AppDispatch = typeof store.dispatch;
+export type RootState = ReturnType<typeof store.getState>;
+export type AppThunk<ReturnType = void> = ThunkAction<
+  ReturnType,
+  RootState,
+  unknown,
+  Action<string>
+>;