Error: a schema document must not contain an operation definition
   ╭─[ 0105_executable_definition_in_type_system_document.graphql:5:1 ]
   │
 5 │ ╭─▶ query {
   ┆ ┆   
 7 │ ├─▶ }
   │ │       
   │ ╰─────── remove this definition, or use `parse_mixed()`
───╯

