chore: upgrade React and Next.js to latest versions

Update project dependencies to React 19 and Next.js 15, including TypeScript type adjustments and async parameter handling across multiple components

apps/web/app/orgs/[orgslug]/dash/layout.tsx

@@ -6,13 +6,18 @@ export const metadata: Metadata = {
   title: 'LearnHouse Dashboard',
 }
 
-function DashboardLayout({
-  children,
-  params,
-}: {
-  children: React.ReactNode
-  params: any
-}) {
+async function DashboardLayout(
+  props: {
+    children: React.ReactNode
+    params: Promise<any>
+  }
+) {
+  const params = await props.params;
+
+  const {
+    children
+  } = props;
+
   return (
     <>
       <ClientAdminLayout