+### :oauth2 (Pleroma as OAuth 2.0 provider settings)
+
+OAuth 2.0 provider settings:
+
+* `token_expires_in` - The lifetime in seconds of the access token.
+* `issue_new_refresh_token` - Keeps old refresh token or generate new refresh token when to obtain an access token.
+* `clean_expired_tokens` - Enable a background job to clean expired oauth tokens. Defaults to `false`.
+
+OAuth 2.0 provider and related endpoints:
+
+* `POST /api/v1/apps` creates client app basing on provided params.
+* `GET/POST /oauth/authorize` renders/submits authorization form.
+* `POST /oauth/token` creates/renews OAuth token.
+* `POST /oauth/revoke` revokes provided OAuth token.
+* `GET /api/v1/accounts/verify_credentials` (with proper `Authorization` header or `access_token` URI param) returns user info on requester (with `acct` field containing local nickname and `fqn` field containing fully-qualified nickname which could generally be used as email stub for OAuth software that demands email field in identity endpoint response, like Peertube).
+