feat: use shadow_authors to provide author name for publication after migrated [SPMVP-6368]

packages/karbon/src/runtime/api/article.ts

@@ -72,6 +72,7 @@ const GetArticle = gql`
         last_name
         full_name
       }
+      shadow_authors
       plan
       metafields {
         id

packages/karbon/src/runtime/types.ts

@@ -240,6 +240,7 @@ export interface Article {
     full_name?: string
     name?: string
   }[]
+  shadow_authors?: string[]
   layout?: { __typename?: 'Layout'; id: string; name: string } | null
   tags: Array<{ __typename?: 'Tag'; id: string; name: string; slug: string }>
   relevances: { id: string; title: string }[]