if empty use email instead of name for webauhn

src/api/core/two_factor/webauthn.rs

@@ -144,7 +144,7 @@ async fn generate_webauthn_challenge(data: Json<PasswordOrOtpData>, headers: Hea
     let (mut challenge, state) = WEBAUTHN.start_passkey_registration(
         Uuid::from_str(&user.uuid).expect("Failed to parse UUID"), // Should never fail
         &user.email,
-        &user.name,
+        user.display_name(),
         Some(registrations),
     )?;
 

src/db/models/user.rs

@@ -231,6 +231,15 @@ impl User {
     pub fn reset_stamp_exception(&mut self) {
         self.stamp_exception = None;
     }
+
+    pub fn display_name(&self) -> &str {
+        // default to email if name is empty
+        if !&self.name.is_empty() {
+            &self.name
+        } else {
+            &self.email
+        }
+    }
 }
 
 /// Database methods