Deprecate bin/build

Author: cb341

.github/workflows/ci.yml

@@ -14,5 +14,5 @@ jobs:
         with:
           ruby-version: "3.3"
           bundler-cache: true
-      - run: bin/build
+      - run: bundle exec jekyll build
       - run: bin/htmlproofer

.github/workflows/deploy.yml

@@ -26,7 +26,7 @@ jobs:
         with:
           ruby-version: "3.3"
           bundler-cache: true
-      - run: bin/build
+      - run: bundle exec jekyll build
       - uses: actions/configure-pages@v5
       - uses: actions/upload-pages-artifact@v3
         with:

README.md

@@ -19,10 +19,10 @@ Visit `localhost:4000` to view the site.
 ## Build
 
 ```sh
-bin/build
+bundle exec jekyll build
 ```
 
-Runs `jekyll build` and formats output HTML with `htmlbeautifier`.
+Formats output HTML with `htmlbeautifier` automatically via a Jekyll hook.
 
 ## Check
 

_plugins/htmlbeautifier.rb

@@ -0,0 +1,9 @@
+require "htmlbeautifier"
+
+Jekyll::Hooks.register :site, :post_write do |site|
+  Dir.glob(File.join(site.dest, "**", "*.html")).each do |file|
+    source = File.read(file)
+    beautified = HtmlBeautifier.beautify(source)
+    File.write(file, beautified)
+  end
+end