Save selected source languages on the server

src/modules/settings/Settings.constants.ts

@@ -43,6 +43,7 @@ export const SERVER_SETTINGS_METADATA_DEFAULT: MetadataServerSettings = {
     // browse
     hideLibraryEntries: false,
     extensionLanguages: getDefaultLanguages(),
+    sourceLanguages: getDefaultLanguages(),
     showNsfw: true,
     lastUsedSourceId: null,
     shouldShowOnlySourcesWithResults: true,

src/modules/settings/services/ServerSettingsMetadata.ts

@@ -27,6 +27,7 @@ export const convertSettingsToMetadata = (
     customThemes: JSON.stringify(settings.customThemes),
     migrateSortSettings: JSON.stringify(settings.migrateSortSettings),
     extensionLanguages: JSON.stringify(settings.extensionLanguages),
+    sourceLanguages: JSON.stringify(settings.sourceLanguages),
 });
 
 export const convertMetadataToSettings = (
@@ -47,6 +48,9 @@ export const convertMetadataToSettings = (
         extensionLanguages:
             jsonSaveParse<string[]>((metadata.extensionLanguages as string) ?? '') ??
             SERVER_SETTINGS_METADATA_DEFAULT.extensionLanguages,
+        sourceLanguages:
+            jsonSaveParse<string[]>((metadata.sourceLanguages as string) ?? '') ??
+            SERVER_SETTINGS_METADATA_DEFAULT.sourceLanguages,
     }) satisfies MetadataServerSettings;
 
 const getMetadataServerSettingsWithDefaultFallback = (