MakeStories is a visual drag-drop based editor to create AMP-Stories. This plugin helps you publish your Google Web Stories directly to your WordPress site with one click from your dashboard.
For detailed instructions on Installation and Setup read this article
Just install and activate the plugin.
After activation you will be prompted for the base slug you want to use for displaying the stories you will publish. Enter a slug and save it, and your setup is done.
For detailed instructions on Installation and Setup read this article