error: GraphQL object must have a different name for each field
       · note: https://spec.graphql.org/October2021#sec-Objects
  --> fail/subscription/fields_duplicate.rs:11:6
   |
11 | impl ObjA {
   |      ^^^^

error: cannot find attribute `graphql` in this scope
  --> fail/subscription/fields_duplicate.rs:16:7
   |
16 |     #[graphql(name = "id")]
   |       ^^^^^^^