feat(workspace): fetch problem templates and pass to editor header

src/app/(app)/problems/[id]/@workspace/@editor/layout.tsx

@@ -1,16 +1,35 @@
+import prisma from "@/lib/prisma";
 import WorkspaceEditorHeader from "@/features/playground/workspace/editor/header";
 import WorkspaceEditorFooter from "@/features/playground/workspace/editor/footer";
 
 interface WorkspaceEditorLayoutProps {
+  params: Promise<{ id: string }>;
   children: React.ReactNode;
 }
 
-export default function WorkspaceEditorLayout({
+export default async function WorkspaceEditorLayout({
+  params,
   children,
 }: WorkspaceEditorLayoutProps) {
+  const { id } = await params;
+
+  const problem = await prisma.problem.findUnique({
+    where: { id: parseInt(id) },
+    select: {
+      templates: {
+        select: {
+          language: true,
+          template: true,
+        }
+      }
+    }
+  });
+
+  const templates = problem?.templates ?? [];
+
   return (
     <div className="h-full flex flex-col">
-      <WorkspaceEditorHeader />
+      <WorkspaceEditorHeader templates={templates} />
       <div className="flex-1">{children}</div>
       <WorkspaceEditorFooter />
     </div>