added new style and fixed send token

app/lib/getStudent.ts

@@ -1,11 +1,25 @@
 import axios from "axios";
 import { envConfig } from "./config";
-import apiClient from "./apiClient";
+import { redirect } from "next/navigation";
+import { cookies } from "next/headers";
+
+if (!envConfig.apiUrl) {
+  throw new Error("API URL is not defined in envConfig");
+}
 
 export async function GetStudent(numAcount: number) {
+  const cookieStore = cookies();
+  const token = (await cookieStore).get("token")?.value;
+
+  if (!token) redirect("/");
   try {
-    const response = await apiClient.get(
-      `/student/${numAcount}`
+    const response = await axios.get(
+      `${envConfig.apiUrl}/student/${numAcount}`,
+      {
+        headers: {
+          Authorization: `Bearer ${token}`,
+        },
+      }
     );
 
     return response.data;