3/

The next thing I did was make that "self" URL I returned from WebFinger work.

It needs to return something like what is in the attached screenshot.

...

There is a lot there, but what is there is straightforward.

I will go into what it means in a practical sense —

4/

"preferredUsername" is your Fediverse handle (without the host).

"name" is your name.

"summary" is the text for your profile's (short) bio.

"attachement" are a list of name-value pairs you set on your profile. I used it just for a "Location". You could create a list of them.

"published" is the date when you joined the Fediverse.

...

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