静态生成网站
https://ojbk.im/posts/2018/whats-next-about-this-site/
https://halfrost.com/ghost_build/
sudo apt install ruby-full -y
sudo gem install bundler jekyll
# gem设置国内镜像源
sudo gem sources --add https://gems.ruby-china.com/ --remove https://rubygems.org/
sudo gem sources -l
bundle config mirror.https://rubygems.org https://gems.ruby-china.com
# error
jsdu@ubuntu:~/project/blog/devlopr-jekyll$ cat /var/lib/gems/2.5.0/extensions/x86_64-linux/2.5.0/nokogiri-1.10.9/gem_make.out
current directory: /var/lib/gems/2.5.0/gems/nokogiri-1.10.9/ext/nokogiri
/usr/bin/ruby2.5 -r ./siteconf20200519-54146-1ripw2e.rb extconf.rb
checking if the C compiler accepts ... yes
Building nokogiri using packaged libraries.
Using mini_portile version 2.4.0
checking for gzdopen() in -lz... no
zlib is missing; necessary for building libxml2
sudo apt-get install zlib1g-dev
sudo gem install nokogiri -v '1.10.9' --source 'https://rubygems.org/'
bundle install
bundle exec jekyll serverhttps://devlopr.netlify.app/#/
设置多级categories
https://blog.webjeda.com/jekyll-categories/
http://jekyllcn.com/docs/frontmatter/
http://jekyllcn.com/docs/variables/
https://en.wikipedia.org/wiki/YAML#Lists
https://linuxize.com/post/how-to-install-ruby-on-ubuntu-18-04/
https://github.com/jekyll/jekyll/wiki/Sites