Add login function for user authentication

Author: JTrent48

script2.js

@@ -0,0 +1,10 @@
+function login() {
+  const user = document.getElementById("username").value;
+  const pass = document.getElementById("password").value;
+
+  if (user === "ElonMusk" && pass === "Money$") {
+    alert("Access Granted ✅");
+  } else {
+    alert("Locked Out ❌");
+  }
+}