Fix book link

internal/books/api_googlebooks.go

@@ -48,7 +48,7 @@ func SearchBookByTitle(title string, book *Book) error {
 	book.ID = items[0].(map[string]interface{})["id"].(string)
 	book.Title = bookInfo["title"].(string)
 	book.Author = bookInfo["authors"].([]interface{})[0].(string)
-	book.Link = bookInfo["infoLink"].(string)
+	book.Link = items[0].(map[string]interface{})["selfLink"].(string)
 	if pageCount, ok := bookInfo["pageCount"].(float64); ok {
 		book.Pages = int(pageCount)
 	}