refactor: migrate to rsc and app dir

components/SectionContainer.tsx

@@ -0,0 +1,11 @@
+import { ReactNode } from 'react'
+
+interface Props {
+  children: ReactNode
+}
+
+export default function SectionContainer({ children }: Props) {
+  return (
+    <section className="mx-auto max-w-3xl px-4 sm:px-6 xl:max-w-5xl xl:px-0">{children}</section>
+  )
+}