USWDS-Site: Dockerize basic jekyll build/run workflow

.ruby-version

@@ -1 +1 @@
-3.2.5
+3.2.7

Dockerfile

@@ -0,0 +1,41 @@
+# Use a slim Ruby image as the base
+FROM ruby:3.2.7-slim
+
+# Set environment variables for UTF-8 encoding and non-interactive package installation
+ENV LANG=C.UTF-8 \
+    LC_ALL=C.UTF-8 \
+    DEBIAN_FRONTEND=noninteractive
+
+# Get NodeJS
+COPY --from=node:20-slim /usr/local/bin /usr/local/bin
+
+# Get npm
+COPY --from=node:20-slim /usr/local/lib/node_modules /usr/local/lib/node_modules
+
+# Install essential build tools and dependencies
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    git \
+    curl \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set the working directory inside the container
+WORKDIR /usr/src/app
+
+# Copy the Gemfile and Gemfile.lock
+COPY Gemfile* ./
+
+# Install Bundler and project dependencies
+RUN gem install bundler && bundle install
+
+COPY package.json ./
+RUN npm install
+
+# Copy the rest of the source code
+COPY . .
+
+# Expose port 4000
+EXPOSE 4000
+
+# Start the Jekyll development server with live reloading
+CMD ["bundle", "exec", "jekyll", "serve", "--host", "0.0.0.0", "--watch"]

Gemfile.lock

@@ -15,8 +15,12 @@ GEM
     ethon (0.16.0)
       ffi (>= 1.15.0)
     eventmachine (1.2.7)
+    ffi (1.17.1-aarch64-linux-gnu)
     ffi (1.17.1-arm64-darwin)
     forwardable-extended (2.6.0)
+    google-protobuf (4.29.3-aarch64-linux)
+      bigdecimal
+      rake (>= 13)
     google-protobuf (4.29.3-arm64-darwin)
       bigdecimal
       rake (>= 13)
@@ -75,6 +79,8 @@ GEM
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.4.0)
+    nokogiri (1.18.2-aarch64-linux-gnu)
+      racc (~> 1.4)
     nokogiri (1.18.2-arm64-darwin)
       racc (~> 1.4)
     parallel (1.26.3)
@@ -96,6 +102,8 @@ GEM
       rspec-support (~> 3.13.0)
     rspec-support (3.13.2)
     safe_yaml (1.0.5)
+    sass-embedded (1.83.4-aarch64-linux-gnu)
+      google-protobuf (~> 4.29)
     sass-embedded (1.83.4-arm64-darwin)
       google-protobuf (~> 4.29)
     terminal-table (3.0.2)
@@ -108,6 +116,7 @@ GEM
     zeitwerk (2.7.1)
 
 PLATFORMS
+  aarch64-linux
   arm64-darwin-21
   arm64-darwin-22
   arm64-darwin-23

docker-compose.yml

@@ -0,0 +1,12 @@
+services:
+  jekyll:
+    image: uswds-site:latest
+    build:
+      context: .
+    volumes:
+      - .:/usr/src/app
+      - /usr/src/app/_site
+    ports:
+      - "4000:4000"
+    command: >
+      sh -c "bundle exec jekyll serve --drafts --future --livereload --incremental --host 0.0.0.0 && npx gulp watch"