Improved get/create user

queries/src/snapshots/queries__tests__create_user_gql_output.snap

@@ -5,5 +5,8 @@ expression: operation.query
 mutation CreateUser($id: String!) {
   createUser(user: {email: $id, id: $id}) {
     id
+    groups {
+      id
+    }
   }
 }

queries/src/snapshots/queries__tests__get_user_gql_output.snap

@@ -0,0 +1,12 @@
+---
+source: queries/src/lib.rs
+expression: operation.query
+---
+query GetUser($id: String!) {
+  user(userId: $id) {
+    id
+    groups {
+      id
+    }
+  }
+}

queries/src/snapshots/queries__tests__list_users_gql_output.snap

@@ -1,9 +0,0 @@
----
-source: queries/src/lib.rs
-expression: operation.query
----
-query ListUsers {
-  users {
-    id
-  }
-}