my config.rb

###
# Page options, layouts, aliases and proxies
###

# Per-page layout changes:
#
# With no layout
page "/*.xml", layout: false
page "/*.json", layout: false
page "/*.txt", layout: false

# With alternative layout
# page "/path/to/file.html", layout: :otherlayout
page "posts/*", :layout => :article_layout

# Proxy pages (http://middlemanapp.com/basics/dynamic-pages/)
# proxy "/this-page-has-no-template.html", "/template-file.html", locals: {
#  which_fake_page: "Rendering a fake page with a local variable" }

###
# Set variables
###
set :css_dir, "source/css"
set :js_dir, "source/js"
set :markdown_engine, :redcarpet
set :markdown, :fenced_code_blocks => true, :smartypants => true

###
# Extensions
###
activate :directory_indexes
activate :syntax, :line_numbers => true

###
# Helpers
###

activate :blog do |blog|
  # This will add a prefix to all links, template references and source paths
  # blog.prefix = "posts"
  blog.permalink = "posts/{year}-{month}-{day}-{title}.html"
  blog.layout = "article_layout"
  # Matcher for blog source files
  blog.sources = "posts/{year}-{month}-{day}-{title}.html"
  blog.taglink = "categories/{tag}.html"
  # blog.layout = "layout"
  blog.summary_separator = /(READMORE)/
  blog.summary_length = 250
  # blog.year_link = "{year}.html"
  # blog.month_link = "{year}/{month}.html"
  # blog.day_link = "{year}/{month}/{day}.html"
  # blog.default_extension = ".markdown"

  blog.tag_template = "tag.html"
  blog.calendar_template = "calendar.html"

  # Enable pagination
  blog.paginate = true
  blog.per_page = 5
  blog.page_link = "page/{num}"
end

page "/feed.xml", layout: false
# Reload the browser automatically whenever files change
configure :development do
  set :debug_assets, true
end

# Methods defined in the helpers block are available in templates
helpers do
  def home_link
    link_to "Home", config[:host]
  end
end

# Build-specific configuration
configure :build do
  config[:host] = "https://alec-stewart.xyz"

  # Minify CSS on build
  activate :minify_css

  # Minify Javascript on build
  require "uglifier"
  activate :minify_javascript, compressor: proc {
                        ::Uglifier.new(:harmony => true, :mangle => {:toplevel => true}, :compress => {:unsafe => true})
                      }
  # Minify HTML on build
  activate :minify_html
end