fix: translate settings page title and subtitle

Settings layout header ("Settings" / "Manage your account,
preferences, and integrations.") was hardcoded English, shown on
every settings sub-page.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

apps/web/app/(app)/settings/layout.tsx

@@ -1,11 +1,17 @@
+import { headers } from "next/headers";
+import { auth } from "@/lib/auth/server";
 import { SettingsSidebar } from "@/components/settings/settings-sidebar";
+import { getMessages } from "@/lib/i18n/server";
+
+export default async function SettingsLayout({ children }: { children: React.ReactNode }) {
+  const session = await auth.api.getSession({ headers: await headers() });
+  const m = getMessages((session?.user as { locale?: string })?.locale);
 
-export default function SettingsLayout({ children }: { children: React.ReactNode }) {
   return (
     <div className="max-w-5xl mx-auto">
       <div className="mb-8">
-        <h1 className="text-3xl font-bold tracking-tight">Settings</h1>
+        <h1 className="text-3xl font-bold tracking-tight">{m.settings.title}</h1>
-        <p className="text-muted-foreground mt-1">Manage your account, preferences, and integrations.</p>
+        <p className="text-muted-foreground mt-1">{m.settings.subtitle}</p>
       </div>
       <div className="flex gap-8 items-start">
         <SettingsSidebar />

apps/web/messages/en.json

@@ -172,6 +172,7 @@
   },
   "settings": {
     "title": "Settings",
+    "subtitle": "Manage your account, preferences, and integrations.",
     "profile": "Profile",
     "language": "Language",
     "units": "Units",

apps/web/messages/fr.json

@@ -172,6 +172,7 @@
   },
   "settings": {
     "title": "Paramètres",
+    "subtitle": "Gérez votre compte, vos préférences et vos intégrations.",
     "profile": "Profil",
     "language": "Langue",
     "units": "Unités",