Save selected extension languages on the server

src/modules/settings/Settings.constants.ts

@@ -10,6 +10,7 @@ import { DEFAULT_DEVICE } from '@/modules/device/services/Device.ts';
 import { DEFAULT_SORT_SETTINGS } from '@/modules/migration/Migration.constants.ts';
 import { MetadataServerSettings } from '@/modules/settings/Settings.types.ts';
 import { GridLayout } from '@/modules/core/Core.types.ts';
+import { extensionDefaultLangs } from '@/modules/core/utils/Languages.ts';
 
 export const SERVER_SETTINGS_METADATA_DEFAULT: MetadataServerSettings = {
     // downloads
@@ -40,6 +41,7 @@ export const SERVER_SETTINGS_METADATA_DEFAULT: MetadataServerSettings = {
 
     // browse
     hideLibraryEntries: false,
+    extensionLanguages: extensionDefaultLangs(),
 
     // history
     hideHistory: false,

src/modules/settings/services/ServerSettingsMetadata.ts

@@ -26,6 +26,7 @@ export const convertSettingsToMetadata = (
     devices: JSON.stringify(settings.devices),
     customThemes: JSON.stringify(settings.customThemes),
     migrateSortSettings: JSON.stringify(settings.migrateSortSettings),
+    extensionLanguages: JSON.stringify(settings.extensionLanguages),
 });
 
 export const convertMetadataToSettings = (
@@ -43,6 +44,9 @@ export const convertMetadataToSettings = (
             jsonSaveParse<MetadataMigrationSettings['migrateSortSettings']>(
                 (metadata.migrateSortSettings as string) ?? '',
             ) ?? SERVER_SETTINGS_METADATA_DEFAULT.migrateSortSettings,
+        extensionLanguages:
+            jsonSaveParse<string[]>((metadata.extensionLanguages as string) ?? '') ??
+            SERVER_SETTINGS_METADATA_DEFAULT.extensionLanguages,
     }) satisfies MetadataServerSettings;
 
 const getMetadataServerSettingsWithDefaultFallback = (