Formatting + Added Home Page

public/frontend_home.js

@@ -0,0 +1,19 @@
+document.addEventListener("DOMContentLoaded", async () => {
+    const logoutButton = document.getElementById("logout");
+    const balance = document.getElementById("balance");
+    try {
+        const balanceRes = await fetch('/balance', {
+            method: "GET",
+            headers: {
+                "Content-Type": "application/json",
+            }
+        });
+        if (balanceRes.ok) {
+            const balanceData = await balanceRes.json();
+            console.log(balanceData);
+            balance.innerHTML = balanceData.balance;
+        }
+    } catch (error) {
+        console.log(error);
+    }
+});