feat(ai): localize AI features

keep-notes/components/settings/SettingSelect.tsx

@@ -5,6 +5,7 @@ import { Label } from '@/components/ui/label'
 import { Loader2 } from 'lucide-react'
 import { cn } from '@/lib/utils'
 import { toast } from 'sonner'
+import { useLanguage } from '@/lib/i18n'
 
 interface SelectOption {
   value: string
@@ -29,6 +30,7 @@ export function SettingSelect({
   onChange,
   disabled
 }: SettingSelectProps) {
+  const { t } = useLanguage()
   const [isLoading, setIsLoading] = useState(false)
 
   const handleChange = async (newValue: string) => {
@@ -36,14 +38,10 @@ export function SettingSelect({
 
     try {
       await onChange(newValue)
-      toast.success('Setting saved', {
-        description: `${label} has been updated`
-      })
+      toast.success(t('toast.saved'))
     } catch (err) {
       console.error('Error updating setting:', err)
-      toast.error('Failed to save setting', {
-        description: 'Please try again'
-      })
+      toast.error(t('toast.saveFailed'))
     } finally {
       setIsLoading(false)
     }