build: update index.html

Author: hamzahamidi

public/index.html

@@ -9,6 +9,7 @@
       name="description"
       content="webpack typescript starter"
     />
+    <meta name="keywords" content="webpack, typescript, starter, webpack typescript starter">
     <link rel="apple-touch-icon" href="<%= htmlWebpackPlugin.options.PUBLIC_URL %>/icon-192x192.png" />
     <link rel="manifest" href="<%= htmlWebpackPlugin.options.PUBLIC_URL %>/manifest.json" />
     <title>webpack typescript starter <%= htmlWebpackPlugin.options.VERSION %></title>