Added SideNav component.

components/layout/SettingsLayout.js

@@ -0,0 +1,26 @@
+import AppLayout from './AppLayout';
+import styles from './SettingsLayout.module.css';
+import useMessages from 'hooks/useMessages';
+import SideNav from './SideNav';
+
+export default function SettingsLayout({ children }) {
+  const { formatMessage, labels } = useMessages();
+
+  const items = [
+    { label: formatMessage(labels.websites), url: '/settings/websites' },
+    { label: formatMessage(labels.teams), url: '/settings/teams' },
+    { label: formatMessage(labels.users), url: '/settings/users' },
+    { label: formatMessage(labels.profile), url: '/settings/profile' },
+  ];
+
+  return (
+    <AppLayout>
+      <div className={styles.container}>
+        <div className={styles.menu}>
+          <SideNav items={items} />
+        </div>
+        <div className={styles.content}>{children}</div>
+      </div>
+    </AppLayout>
+  );
+}