Added create poll in frontend ✔️

frontend/src/helper/axiosInstance.js

@@ -2,6 +2,10 @@ import axios from "axios";
 
 const axiosInstance = axios.create({
   baseURL: "http://localhost:3000/api/v1",
+  withCredentials: true,
+  headers: {
+    "Content-Type": "application/json",
+  },
 });
 
 export default axiosInstance;