From e48cbc0eee0a34d24d8e12f4badd27aafb63e262 Mon Sep 17 00:00:00 2001
From: Mat Manna <matmanna@outlook.com>
Date: Sun, 26 Apr 2026 14:57:43 -0400
Subject: [PATCH] postbuild

---
 .github/workflows/jekyll.yml |  7 ++++-
 scripts/post-build.js        | 54 ++++++++++++++++++++++++++++++++++++
 2 files changed, 60 insertions(+), 1 deletion(-)
 create mode 100644 scripts/post-build.js

diff --git a/.github/workflows/jekyll.yml b/.github/workflows/jekyll.yml
index becd95b..5f74b3e 100644
--- a/.github/workflows/jekyll.yml
+++ b/.github/workflows/jekyll.yml
@@ -40,14 +40,19 @@ jobs:
           ruby-version: '3.1' # Not needed with a .ruby-version file
           bundler-cache: true # runs 'bundle install' and caches installed gems automatically
           cache-version: 0 # Increment this number if you need to re-download cached gems
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
       - name: Setup Pages
         id: pages
         uses: actions/configure-pages@v5
       - name: Build with Jekyll
-        # Outputs to the './_site' directory by default
         run: bundle exec jekyll build --baseurl "${{ steps.pages.outputs.base_path }}"
         env:
           JEKYLL_ENV: production
+      - name: Minify CSS classes
+        run: node scripts/post-build.js
       - name: Upload artifact
         # Automatically uploads an artifact from the './_site' directory by default
         uses: actions/upload-pages-artifact@v3
diff --git a/scripts/post-build.js b/scripts/post-build.js
new file mode 100644
index 0000000..1e1efe5
--- /dev/null
+++ b/scripts/post-build.js
@@ -0,0 +1,54 @@
+#!/usr/bin/env node
+
+const fs = require('fs');
+const path = require('path');
+
+const classMap = {};
+let idx = 0;
+
+function processFile(filePath) {
+  let html = fs.readFileSync(filePath, 'utf8');
+  let modified = false;
+  let classesFound = 0;
+  
+  const matches = html.match(/class="([^"]+)"/g) || [];
+  
+  matches.forEach(m => {
+    const orig = m.match(/class="([^"]+)"/)[1];
+    const classArr = orig.split(' ').filter(c => c);
+    const newArr = classArr.map(c => {
+      // Skip icons, no-*, and variant classes (dark:, [1])
+      if (c.startsWith('fa-') || c.startsWith('no-') || c.includes(':') || c.startsWith('[')) return c;
+      if (!classMap[c]) {
+        classMap[c] = `c${idx++}`;
+      }
+      modified = true;
+      return classMap[c];
+    });
+    
+    if (modified) {
+      const newClasses = newArr.join(' ');
+      if (newClasses !== orig) {
+        html = html.replace(m, `class="${newClasses}"`);
+      }
+    }
+  });
+  
+  if (modified) {
+    fs.writeFileSync(filePath, html);
+  }
+}
+
+function walkDir(dir) {
+  if (!fs.existsSync(dir)) return;
+  fs.readdirSync(dir).forEach(name => {
+    const full = path.join(dir, name);
+    const stat = fs.statSync(full);
+    if (stat.isDirectory()) walkDir(full);
+    else if (name.endsWith('.html')) processFile(full);
+  });
+}
+
+walkDir('_site');
+
+console.log(`Minified ${Object.keys(classMap).length} classes`);
\ No newline at end of file
-- 
2.51.2