Comments, appointments adjustments, fixed some issues

web/app/register/page.js

@@ -20,6 +20,8 @@ function resolveNextPath(candidate) {
   return candidate;
 }
 
+//Registration page
+//Collects user details, checks passwords match, then creates an account
 function RegisterPage() {
   const {register} = useAuth();
   const router = useRouter();
@@ -38,10 +40,12 @@ function RegisterPage() {
   const [error, setError] = useState("");
   const [loading, setLoading] = useState(false);
 
+  //Updates a single field in the form state
   function handleChange(e) {
     setForm((prev) => ({ ...prev, [e.target.name]: e.target.value }));
   }
 
+  //Validates passwords match then submits the registration form
   async function handleSubmit(e) {
     e.preventDefault();
     setError("");