Webfinger
https://fedidevs.org/projects/server-apps/communecter/webfinger/
Funkwhale supports the Webfinger protocol for discovering the ActivityPub location of a user.
Example request:
The following request queries for ArmelWanes@communecter.org
.
GET https://communecter.org/.well-known/webfinger?resource=acct:ArmelWanes@communecter.org
Example response:
{
"subject": "acct:ArmelWanes@communecter.org",
"links": [
{
"rel": "self",
"href": "https://communecter.org/api/activitypub/users/u/ArmelWanes",
"type": "application/activity+json"
}
],
"aliases": ["https://communecter.org/api/activitypub/users/u/ArmelWanes"]
}