chore: more SEO fixes

src/app/layout.tsx

@@ -15,7 +15,7 @@ const lexend = Lexend({
 
 export const metadata: Metadata = {
 	metadataBase: new URL(process.env.BASE_URL!),
-	title: "TomodachiShare",
+	title: "TomodachiShare — home for Tomodachi Life Miis!",
 	description: "Discover and share Mii residents for your Tomodachi Life island!",
 	keywords: ["mii", "tomodachi life", "nintendo", "tomodachishare", "tomodachi-share", "mii creator", "mii collection"],
 	category: "Gaming",
@@ -54,7 +54,7 @@ export default function RootLayout({
 				<Providers>
 					<Header />
 					<AdminBanner />
-					<div className="px-4 py-8 max-w-7xl w-full flex-grow flex flex-col">{children}</div>
+					<main className="px-4 py-8 max-w-7xl w-full flex-grow flex flex-col">{children}</main>
 					<Footer />
 				</Providers>
 			</body>

src/app/page.tsx

@@ -18,8 +18,12 @@ export default async function Page({ searchParams }: Props) {
 	}
 
 	return (
-		<Suspense fallback={<Skeleton />}>
-			<MiiList searchParams={await searchParams} />
-		</Suspense>
+		<>
+			<h1 className="sr-only">TomodachiShare - index page</h1>
+
+			<Suspense fallback={<Skeleton />}>
+				<MiiList searchParams={await searchParams} />
+			</Suspense>
+		</>
 	);
 }