Can finalize Matrix authentication

matrixgw_backend/src/users.rs

@@ -172,13 +172,5 @@ pub struct ExtendedUserInfo {
     #[serde(flatten)]
     pub user: User,
     pub matrix_user_id: Option<String>,
-}
-
-impl ExtendedUserInfo {
-    pub async fn from_user(user: User) -> anyhow::Result<Self> {
-        Ok(Self {
-            user,
-            matrix_user_id: None, // TODO
-        })
-    }
+    pub matrix_device_id: Option<String>,
 }