fix: ensure empty name can be easily detected

src/util.ts

@@ -307,7 +307,7 @@ export function usePersonName(user: MaybeRefOrGetter<SteeringUser>) {
     const firstName = (_user?.firstName ?? '').trim()
     const lastName = (_user.lastName ?? '').trim()
     const username = _user.username.trim()
-    const name = [firstName, lastName].join(' ')
+    const name = [firstName, lastName].join(' ').trim()
     const initials =
       firstName && lastName
         ? [firstName[0], lastName[0]]