#59 関聯投稿一覧の追加

frontend/src/types.ts

@@ -23,7 +23,8 @@ export type Post = {
     thumbnail:      string
     thumbnailBase:  string
     tags:           Tag[]
-    viewed:         boolean }
+    viewed:         boolean
+    related:        Post[] }
 
 export type SubMenuItem = {
     component:  React.ReactNode