authentication via username or phones

public/assets/js/fn.js

@@ -27,14 +27,16 @@ async function postData(url = '', data = {}) {
     body: JSON.stringify(data)
   })
 
-  console.log({response})
-  
   return response.json()
 }
 
 function addValidationClasses(item) {
-  $_ID(item.key).classList.add('form-input-border-error')
-  $_ID(`${item.key}-error-box`).innerHTML = `<strong>${item.value}</strong>`
+    if (! item) {
+        return;
+    }
+
+    $_ID(item.key).classList.add('form-input-border-error')
+    $_ID(`${item.key}-error-box`).innerHTML = `<strong>${item.value}</strong>`
 }
 
 function removeValidationClasess() {