Moved code into src folder. Added build for component library.

src/lib/client.ts

@@ -0,0 +1,14 @@
+import { getItem, setItem, removeItem } from 'next-basics';
+import { AUTH_TOKEN } from './constants';
+
+export function getClientAuthToken() {
+  return getItem(AUTH_TOKEN);
+}
+
+export function setClientAuthToken(token) {
+  setItem(AUTH_TOKEN, token);
+}
+
+export function removeClientAuthToken() {
+  removeItem(AUTH_TOKEN);
+}