support per-app language settings

src/main/AndroidManifest.xml

@@ -87,6 +87,7 @@
         android:requestLegacyExternalStorage="true"
         android:theme="@style/ConversationsTheme"
         tools:replace="android:label"
+        android:localeConfig="@xml/locales_config"
         tools:targetApi="q">
 
         <meta-data

src/main/res/xml/locales_config.xml

@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="utf-8"?>
+<locale-config xmlns:android="http://schemas.android.com/apk/res/android">
+    <locale android:name="en-US" />
+    <locale android:name="ar" />
+    <locale android:name="bg" />
+    <locale android:name="bn-IN" />
+    <locale android:name="ca" />
+    <locale android:name="cs" />
+    <locale android:name="da-DK" />
+    <locale android:name="de" />
+    <locale android:name="el" />
+    <locale android:name="es" />
+    <locale android:name="eu" />
+    <locale android:name="fa-IR" />
+    <locale android:name="fi" />
+    <locale android:name="fr" />
+    <locale android:name="gl" />
+    <locale android:name="hi-IN" />
+    <locale android:name="hr" />
+    <locale android:name="hu" />
+    <locale android:name="id" />
+    <locale android:name="it" />
+    <locale android:name="iw" />
+    <locale android:name="ja" />
+    <locale android:name="ko" />
+    <locale android:name="ml" />
+    <locale android:name="nb-NO" />
+    <locale android:name="nl" />
+    <locale android:name="pl" />
+    <locale android:name="pt" />
+    <locale android:name="pt-BR" />
+    <locale android:name="ro-RO" />
+    <locale android:name="ru" />
+    <locale android:name="sk" />
+    <locale android:name="sq-AL" />
+    <locale android:name="sr" />
+    <locale android:name="sv" />
+    <locale android:name="szl" />
+    <locale android:name="tr-TR" />
+    <locale android:name="uk" />
+    <locale android:name="vi" />
+    <locale android:name="zh-CN" />
+    <locale android:name="zh-TW" />
+</locale-config>