added subscription check

content/pages/member.html

@@ -20,7 +20,7 @@ category_title: Μέλη
         data = {
           email : form.querySelector('input[name="email"]').value
         }
-        let response = await fetch('https://hellug.gr/api/sendSubscriptionEmail', {
+        let response = await fetch('/api/sendSubscriptionEmail', {
                 method: 'POST',
                 headers: {
                     'Content-Type': 'application/json',