add layout and hook

client-electron/src/hooks/userAuth.ts

@@ -0,0 +1,14 @@
+import { create } from 'zustand'
+
+interface UserAuth {
+  username: string | undefined
+  email: string | undefined
+}
+
+const userAuthStore = create<UserAuth>(() => ({
+  username: undefined,
+  email: undefined
+}))
+
+export const getUserName = userAuthStore(state => state.username)
+export const getUserEmail = userAuthStore(state => state.email)