optional chaining

src/stores/announcements.js

@@ -74,7 +74,7 @@ export const useAnnouncementsStore = defineStore('announcements', {
       } catch (error) {
         // If and only if backend does not support announcements, it would return 404.
         // In this case, silently ignores it.
-        if (error && error.statusCode === 404) {
+        if (error?.statusCode === 404) {
           this.supportsAnnouncements = false
         } else {
           throw error

src/stores/interface.js

@@ -790,7 +790,7 @@ export const normalizeThemeData = (input) => {
   // New theme presets don't have 'theme' property, they use 'source'
 
   let out // shout, shout let it all out
-  if (themeSource && themeSource.themeEngineVersion === CURRENT_VERSION) {
+  if (themeSource?.themeEngineVersion === CURRENT_VERSION) {
     // There are some themes in wild that have completely broken source
     out = { ...(themeData || {}), ...themeSource }
   } else {