get current project id and folder id

frontend/app/projects/[projectId]/folders/[folderId]/cases/[caseId]/page.tsx

@@ -2,13 +2,13 @@
 import { Button } from "@nextui-org/react";
 import { useRouter } from "next/navigation";
 
-export default function Page() {
+export default function Page({ params }: { params: { projectId: string, folderId: string } }) {
   const router = useRouter();
   return (
     <>
       <Button
         className="ms-5 mt-3"
-        onClick={() => router.push(`/projects/1/folders/1/cases/`)}
+        onClick={() => router.push(`/projects/${params.projectId}/folders/${params.folderId}/cases/`)}
       >
         Back
       </Button>