The token endpoint is where this app will make a request to get an access token after obtaining authorization.
https://tokens.indieauth.com/token
The Micropub endpoint is the URL this app will use to post new photos.
You need to set your Micropub endpoint in a <link>
tag on your home page or in an HTTP header.
You will need to create a Micropub endpoint for your website which can create posts on your site.
<link rel="micropub" href="https://bret.io/micropub">
Link: <https://bret.io/micropub>; rel="micropub"