refactor: jekyll

.drone.yml

@@ -0,0 +1,21 @@
+pipeline:
+  jekyll-build:
+    image: jekyll/jekyll:4.2.2
+    commands:
+      - touch Gemfile.lock
+      - chmod a+w Gemfile.lock
+      - chown -R jekyll:jekyll /drone
+      - gem update --system
+      - gem install bundler
+      - bundle install
+      - bundle exec jekyll build
+
+  deploy:
+    image: drillster/drone-rsync
+    source: _site/*
+    target: ~/docs.hmcl.net
+    recursive: true
+    delete: true
+    when:
+      branch: [master]
+      event: [push]