fix base dir

Author: poldrack

.github/workflows/deploy.yml

@@ -10,7 +10,7 @@ env:
   # `BASE_URL` determines, relative to the root of the domain, the URL that your site is served from.
   # E.g., if your site lives at `https://mydomain.org/myproject`, set `BASE_URL=/myproject`.
   # If, instead, your site lives at the root of the domain, at `https://mydomain.org`, set `BASE_URL=''`.
-  BASE_URL: /book
+  BASE_URL: ''
 
 # Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
 permissions: