🐳 Docker image

.dockerignore

@@ -0,0 +1,11 @@
+.git
+.github
+_site
+.sass-cache
+.jekyll-cache
+.jekyll-metadata
+node_modules
+*.swp
+*.swo
+*~
+.DS_Store

.github/workflows/docker-pr.yml

@@ -0,0 +1,15 @@
+name: Verify Docker Build
+
+on:
+  pull_request:
+    branches: ["master"]
+
+jobs:
+  docker-build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Build Docker image
+        run: docker build -t jekyll-site:pr-${{ github.event.pull_request.number }} .

Dockerfile

@@ -0,0 +1,29 @@
+FROM ruby:3.3-slim
+
+# Install dependencies
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    git \
+    && rm -rf /var/lib/apt/lists/*
+
+# Configure bundler to install gems system-wide
+ENV BUNDLE_PATH=/usr/local/bundle
+ENV BUNDLE_BIN=/usr/local/bundle/bin
+ENV GEM_HOME=/usr/local/bundle
+ENV PATH="${BUNDLE_BIN}:${PATH}"
+
+# Set working directory
+WORKDIR /site
+
+# Copy Gemfile and install dependencies
+COPY Gemfile Gemfile.lock ./
+RUN bundle install
+
+# Copy the rest of the site
+COPY . .
+
+# Expose Jekyll's default port
+EXPOSE 4000
+
+# Run Jekyll server with live reload and incremental builds
+CMD ["bundle", "exec", "jekyll", "serve", "--host", "0.0.0.0", "--livereload", "--incremental", "--drafts"]

README.md

@@ -10,4 +10,10 @@ This is my website. 😊
 
 `bundle update --bundler` to update the bundler version.
 
-`bundle exec jekyll serve` to build + start server.
+`bundle exec jekyll serve` to build + start server.
+
+### Docker
+
+`docker build -t jekyll-site .`
+
+`docker run --rm -p 4000:4000 -v .:/site:Z jekyll-site`

docker-compose.yml

@@ -0,0 +1,10 @@
+services:
+  jekyll:
+    build: .
+    ports:
+      - "4000:4000"    # Jekyll server
+      - "35729:35729"  # LiveReload
+    volumes:
+      - .:/site:Z
+    environment:
+      - JEKYLL_ENV=development