feat: add stores

client/src/store/authStore.ts

@@ -0,0 +1,18 @@
+import { create } from 'zustand';
+import { devtools } from 'zustand/middleware';
+
+type AuthState = {
+  accessToken: string | null;
+  setAccessToken: (token: string | null) => void;
+};
+
+export const useAuthStore = create<AuthState>()(
+  devtools((set) => ({
+    accessToken: null,
+    setAccessToken: (token) => set({ accessToken: token }),
+  }))
+);
+
+export const useAuthSelector = () => {
+  return useAuthStore((state) => state.accessToken);
+};