Rename ssr to website, website to spa, add spa nginx config

apps/website/src/components/ScrollToTop.tsx

@@ -1,12 +1,12 @@
+"use client";
 import { useEffect } from 'react'
-import { useLocation } from 'react-router-dom'
+import { usePathname } from 'next/navigation'
 
 /**
- * Scrolls window to top on every route change.
- * Place this inside <BrowserRouter> so it has access to location context.
+ * Scrolls window to top on every route change (Next.js version).
  */
 export default function ScrollToTop() {
-  const { pathname } = useLocation()
+  const pathname = usePathname()
 
   useEffect(() => {
     window.scrollTo({ top: 0, behavior: 'instant' })