Get config and display/hide register button

js/src/graphql/config.ts

@@ -1,40 +1,10 @@
 import gql from 'graphql-tag';
 
-export const CREATE_USER = gql`
-mutation CreateUser($email: String!, $password: String!) {
-  createUser(email: $email, password: $password) {
-    email,
-    confirmationSentAt
-  }
-}
-`;
-
-export const VALIDATE_USER = gql`
-mutation ValidateUser($token: String!) {
-  validateUser(token: $token) {
-    token,
-    user {
-      id,
-      email,
-      defaultActor {
-        id
-      }
-    }
-  }
-}
-`;
-
-export const CURRENT_USER_CLIENT = gql`
+export const CONFIG = gql`
 query {
-  currentUser @client {
-    id,
-    email
+  config {
+    name,
+    registrationsOpen
   }
 }
 `;
-
-export const UPDATE_CURRENT_USER_CLIENT = gql`
-mutation UpdateCurrentUser($id: Int!, $email: String!) {
-  updateCurrentUser(id: $id, email: $email) @client
-}
-`;