fix: restore some lost clean tasks

_config.yml

@@ -47,27 +47,15 @@ feed:
       path: /notes.xml
 
 plugins:
-  - jekyll-deploy
   - jekyll-feed
   - jekyll-redirect-from
   - jemoji
 
-# Exclude from processing.
-# The following items will not be processed, by default.
-# Any item listed under the `exclude:` key here will be automatically added to
-# the internal "default list".
-#
-# Excluded items can be processed by explicitly listing the directories or
-# their entries' file path in the `include:` list.
-#
-# exclude:
-#   - .sass-cache/
-#   - .jekyll-cache/
-#   - gemfiles/
-#   - Gemfile
-#   - Gemfile.lock
-#   - node_modules/
-#   - vendor/bundle/
-#   - vendor/cache/
-#   - vendor/gems/
-#   - vendor/ruby/
+exclude: 
+  - Rakefile
+  - README.md
+  - Gemfile
+  - Gemfile.lock
+  - .gitignore
+  - .jekyll-cace/
+  - .sass-cache/