ci: deploy site assets

merge https://gitlab.com/curben/blog/-/blob/site/.gitlab-ci.yml into this repo

.gitlab-ci.yml

@@ -16,13 +16,17 @@ build:
     - git clone --depth 1 https://gitlab.com/curben/blog.git
     - cd blog/
     - npm install --include=optional --force
+    # site assets
+    - git clone --depth 1 --branch site https://gitlab.com/curben/blog.git site
 
   script:
     - npm run build
 
-  after_script: # pages must be deployed from root public/ folder
+  after_script:
+    # pages must be deployed from root public/ folder
     - mkdir -p public/
     - cp -r blog/public/* public/
+    - cp -r site/* public/
     - echo "SHORT_COMMIT_HASH=$(git rev-parse --short HEAD)" >> build.env
     - echo "COMMIT_HASH=$(git rev-parse HEAD)" >> build.env