Fix passkey icons lost in refactoring.

e2e/tests/fixtures/passkey-helpers.ts

@@ -44,7 +44,7 @@ export interface UserInfo {
     sign_count: number
     is_current_session: boolean
   }>
-  aaguid_info: Record<string, { name: string; icon_light?: string; icon_dark?: string }>
+  aaguid_info: Record<string, { name: string; icon?: string; icon_dark?: string }>
   sessions: Array<{
     id: string
     credential: string

frontend/src/components/CredentialList.vue

@@ -148,8 +148,8 @@ const getCredentialAuthIcon = (credential) => {
   const info = props.aaguidInfo?.[credential.aaguid]
   if (!info) return null
   const isDarkMode = window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches
-  const iconKey = isDarkMode ? 'icon_dark' : 'icon_light'
-  return info[iconKey] || null
+  // Fall back to icon if icon_dark is not available
+  return (isDarkMode && info.icon_dark) || info.icon || null
 }
 </script>