fix book page

2020-04-29 23:25:48 -07:00
parent c08ced8d0a
commit 9fa195d13d
1 changed files with 1 additions and 0 deletions
--- a/content/book/_index.md
+++ b/content/book/_index.md
@ -1,4 +1,5 @@
 ---
+type: single
 ---

 <img src="/book/cover-front.png" style="margin: 0 auto; display: block; width: 500px; max-width: 100%;" />