[testing] might as well just try every 5 min

Author: riastrad

.github/workflows/books.yml

@@ -1,7 +1,7 @@
 name: bookshelf
 on:
   schedule:
-    - cron: "0 * * * *"
+    - cron: "0/5 * * * *"
 
 permissions:
   contents: write