Migrate Jekyll setup from Docker to native Ruby

Remove Docker/Podman configuration and switch to github-pages gem
for better GitHub Pages compatibility. Update serve script to run
Jekyll natively instead of in containers.

Author: anshrma

assets/jekyll-site/Dockerfile

@@ -1,19 +1,8 @@
 source "https://rubygems.org"
 
-# Use Jekyll directly instead of github-pages to avoid native extensions
-gem "jekyll", "~> 4.3"
-gem "minima", "~> 2.5"
-
-# Essential plugins that don't require native compilation
-group :jekyll_plugins do
-  gem "jekyll-feed", "~> 0.12"
-  gem "jekyll-seo-tag", "~> 2.8"
-  gem "jekyll-sitemap", "~> 1.4"
-  gem "jekyll-relative-links"
-  gem "jekyll-optional-front-matter"
-  gem "jekyll-readme-index"
-  gem "jekyll-titles-from-headings"
-end
+# Use github-pages gem for GitHub Pages compatibility
+# This includes Jekyll and all plugins with versions tested to work together
+gem "github-pages", "~> 232", group: :jekyll_plugins
 
 # Windows and JRuby does not include zoneinfo files
 platforms :mingw, :x64_mingw, :mswin, :jruby do
@@ -23,3 +12,7 @@ end
 
 # Performance-booster for watching directories on Windows
 gem "wdm", "~> 0.1", :platforms => [:mingw, :x64_mingw, :mswin]
+
+# Lock http_parser.rb gem to v0.6.x on JRuby builds since newer versions of the gem
+# do not have a Java counterpart.
+gem "http_parser.rb", "~> 0.6.0", :platforms => [:jruby]

assets/jekyll-site/Gemfile

@@ -1,37 +1,46 @@
 #!/bin/bash
 
-echo "========================================="
-echo "Jekyll Local Development Server (Docker)"
-echo "=========================================="
-echo ""
+# Jekyll Local Development Server (Native Ruby)
+echo "========================================"
+echo "Jekyll Local Development Server (Native)"
+echo "========================================"
 
-# Check if podman or docker is available
-if command -v podman &> /dev/null; then
-    CONTAINER_CMD="podman"
-    COMPOSE_CMD="podman-compose"
-    echo "✓ Using Podman"
-elif command -v docker &> /dev/null; then
-    CONTAINER_CMD="docker"
-    COMPOSE_CMD="docker compose"
-    echo "✓ Using Docker"
-else
-    echo "❌ Error: Neither Docker nor Podman found."
-    echo "Please install Docker or Podman to run Jekyll locally."
-    exit 1
+# Copy README.md from root to be served as index page
+echo "📄 Copying README.md from root..."
+cp ../README.md ./index.md
+
+# Copy images directory from root assets
+echo "🖼️  Copying images from assets/images..."
+if [ -d "../images" ]; then
+    cp -r ../images ./
 fi
 
 echo ""
-echo "🚀 Starting Jekyll server..."
+echo "🚀 Starting Jekyll server with native Ruby..."
 echo ""
 echo "The site will be available at:"
 echo "  👉 http://localhost:4000"
 echo ""
 echo "Press Ctrl+C to stop the server"
 echo ""
 
-# Run with docker-compose or podman compose
-if [ "$CONTAINER_CMD" = "podman" ]; then
-    podman compose up --build
-else
-    docker compose up --build
+# Check if Ruby and bundler are available
+if ! command -v ruby &> /dev/null; then
+    echo "❌ Ruby not found. Please install Ruby:"
+    echo "   brew install ruby"
+    exit 1
 fi
+
+if ! command -v bundle &> /dev/null; then
+    echo "❌ Bundler not found. Installing..."
+    gem install bundler
+fi
+
+# Install gems if needed
+if [ ! -f "Gemfile.lock" ]; then
+    echo "📦 Installing gems..."
+    bundle install
+fi
+
+# Start Jekyll
+bundle exec jekyll serve --livereload