feat(i18n): Hebrew locale + full RTL support

components/settings/composing-settings.tsx

@@ -23,6 +23,7 @@ export function ComposingSettings() {
   const {
     autoSelectReplyIdentity,
     plainTextMode,
+    rtlEditingSupport,
     attachmentReminderEnabled,
     attachmentReminderKeywords,
     sendDelaySeconds,
@@ -52,6 +53,13 @@ export function ComposingSettings() {
         />
       </SettingItem>
 
+      <SettingItem label={t('rtl_editing.label')} description={t('rtl_editing.description')}>
+        <ToggleSwitch
+          checked={rtlEditingSupport}
+          onChange={(checked) => updateSetting('rtlEditingSupport', checked)}
+        />
+      </SettingItem>
+
       <SettingItem label={t('send_delay.label')} description={t('send_delay.description')}>
         <div className="flex flex-col items-end gap-1">
           <Select
@@ -65,7 +73,7 @@ export function ComposingSettings() {
             ]}
           />
           {sendDelaySeconds > 0 && !delayedSendSupported && (
-            <p className="max-w-64 text-right text-xs text-amber-600 dark:text-amber-400">{t('send_delay.unsupported')}</p>
+            <p className="max-w-64 text-end text-xs text-amber-600 dark:text-amber-400">{t('send_delay.unsupported')}</p>
           )}
         </div>
       </SettingItem>