update hugo again

.gitlab/hugo.template.yml

@@ -1,6 +1,12 @@
 variables:
   GIT_SUBMODULE_STRATEGY: recursive
   HUGO_ENV: production
+spec:
+  inputs:
+    theme:
+      default: hugo-book
+    root:
+      default: content
 setup-hugo:
   tags:
     - docker
@@ -8,7 +14,7 @@ setup-hugo:
   image: registry.gitlab.com/pages/hugo/hugo_extended:latest
   script:
     - cd ${CI_PROJECT_DIR}
-    - hugo --minify -t hugo-book
+    - hugo --minify -t $[[ inputs.theme ]] -c $[[ inputs.root ]]
   artifacts:
     paths:
       - public