Hindi Internationalization (#1914)

* get basic hindi support to work

* get web app language switcher in

* Refactor i18n implementation and remove unused
code

* add missing strings

* add dropdowns and modals missing strings

* complete all hindi translations

* fix merge conflicts

* fix legeacy persisted state

* fix data in RecommendedFeeds

* fix lint

src/state/persisted/legacy.ts

@@ -94,6 +94,8 @@ export function transform(legacy: Partial<LegacySchema>): Schema {
       postLanguageHistory:
         legacy.preferences?.postLanguageHistory ||
         defaults.languagePrefs.postLanguageHistory,
+      appLanguage:
+        legacy.preferences?.postLanguage || defaults.languagePrefs.appLanguage,
     },
     requireAltTextEnabled:
       legacy.preferences?.requireAltTextEnabled ||

src/state/persisted/schema.ts

@@ -30,6 +30,7 @@ export const schema = z.object({
     contentLanguages: z.array(z.string()), // should move to server
     postLanguage: z.string(), // should move to server
     postLanguageHistory: z.array(z.string()),
+    appLanguage: z.string(),
   }),
   requireAltTextEnabled: z.boolean(), // should move to server
   mutedThreads: z.array(z.string()), // should move to server
@@ -58,6 +59,7 @@ export const defaults: Schema = {
     postLanguageHistory: (deviceLocales || [])
       .concat(['en', 'ja', 'pt', 'de'])
       .slice(0, 6),
+    appLanguage: deviceLocales[0] || 'en',
   },
   requireAltTextEnabled: false,
   mutedThreads: [],