Error: the value `arg` is defined multiple times
   ╭─[0048_duplicate_field_argument_definition_names.graphql:2:13]
   │
 2 │   duplicate(arg: Boolean, arg: Boolean): Int
   │             ──────┬─────  ──────┬─────  
   │                   ╰───────────────────── previous definition of `arg` here
   │                                 │       
   │                                 ╰─────── `arg` defined again here
   │ 
   │ Help: `arg` must only be defined once in this argument list or input object definition.
───╯
Error: the value `arg` is defined multiple times
   ╭─[0048_duplicate_field_argument_definition_names.graphql:7:13]
   │
 7 │   duplicate(arg: Boolean, arg: Boolean): Int
   │             ──────┬─────  ──────┬─────  
   │                   ╰───────────────────── previous definition of `arg` here
   │                                 │       
   │                                 ╰─────── `arg` defined again here
   │ 
   │ Help: `arg` must only be defined once in this argument list or input object definition.
───╯