Rewrite it in Zig

.github/workflows/ci.yml

@@ -13,46 +13,28 @@ jobs:
 
     services:
       postgres:
-        image: postgres:14
+        image: postgres:16
         env:
-          POSTGRES_USER: test
-          POSTGRES_PASSWORD: correcthorsebatterystaple
-          POSTGRES_DB: test
+          POSTGRES_USER: buildlight
+          POSTGRES_PASSWORD: buildlight
+          POSTGRES_DB: buildlight_test
         ports:
           - 5432:5432
-        # needed because the postgres container does not provide a healthcheck
         options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 5
 
     env:
-      DATABASE_URL: postgres://test:correcthorsebatterystaple@localhost:5432/test
-      RAILS_ENV: test
-      RUBYOPT: --enable=frozen-string-literal
+      TEST_DATABASE_URL: postgresql://buildlight:buildlight@localhost:5432/buildlight_test
 
     steps:
-    - uses: actions/checkout@master
+    - uses: actions/checkout@v4
 
-    - name: Set up Ruby
-      uses: ruby/setup-ruby@v1
+    - name: Set up Zig
+      uses: mlugg/setup-zig@v2
       with:
-        bundler-cache: true
+        version: 0.15.2
 
-    - name: Set up Node
-      uses: actions/setup-node@v4
-      with:
-        node-version-file: 'package.json'
-        cache: 'npm'
-
-    - name: NPM Install
-      run: npm ci
-
-    - name: App Setup
-      run: bin/setup
-
-    - name: Build CSS
-      run: npm run build:css
-
-    - name: Standard
-      run: bundle exec rake standard
+    - name: Build
+      run: zig build
 
     - name: Run Tests
-      run: bundle exec rspec --format progress --color
+      run: zig build test

.gitignore

@@ -1,23 +1,3 @@
-# See http://help.github.com/ignore-files/ for more about ignoring files.
-#
-# If you find yourself ignoring temporary files generated by your text editor
-# or operating system, you probably want to add a global ignore instead:
-#   git config --global core.excludesfile ~/.gitignore_global
-
-# Ignore bundler config
-/.bundle
-
-# Ignore the default SQLite database.
-/db/*.sqlite3
-
-# Ignore all logfiles and tempfiles.
-/log/*.log
-/tmp
-
-# Ignore application configuration
-/config/application.yml
-
-/app/assets/builds/*
-!/app/assets/builds/.keep
-
-/node_modules
+# Zig build artifacts
+/.zig-cache/
+/zig-out/

.mise.toml

@@ -0,0 +1,2 @@
+[tools]
+zig = "0.15"

Dockerfile

@@ -1,96 +1,24 @@
-# syntax=docker/dockerfile:1
-# check=error=true
+FROM debian:stable-slim AS builder
 
-# Make sure RUBY_VERSION matches the Ruby version in .ruby-version
-ARG RUBY_VERSION=3.4.4
-FROM ruby:$RUBY_VERSION-alpine AS base
+# Install Zig
+RUN apt-get update && apt-get install -y curl xz-utils && \
+    curl -L https://ziglang.org/download/0.15.2/zig-x86_64-linux.tar.xz | tar xJ && \
+    mv zig-* /opt/zig
 
-LABEL fly_launch_runtime="rails"
-
-# Rails app lives here
-WORKDIR /rails
-
-# Update gems and bundler
-RUN gem update --system --no-document && \
-    gem install -N bundler
-
-# Install base packages
-RUN apk add --no-cache curl jemalloc postgresql-client tzdata
-
-# Set production environment
-ENV BUNDLE_DEPLOYMENT="1" \
-    BUNDLE_PATH="/usr/local/bundle" \
-    BUNDLE_WITHOUT="development:test" \
-    RAILS_ENV="production"
-
-
-# Throw-away build stages to reduce size of final image
-FROM base AS prebuild
-
-# Install packages needed to build gems and node modules
-RUN apk add --no-cache build-base git gyp libpq-dev pkgconfig python3 yaml-dev
-
-
-FROM prebuild AS node
-
-# Install Node.js
-ARG NODE_VERSION=22.4.0
-ENV PATH=/usr/local/node/bin:$PATH
-RUN curl -sL https://unofficial-builds.nodejs.org/download/release/v${NODE_VERSION}/node-v${NODE_VERSION}-linux-x64-musl.tar.gz | tar xz -C /tmp/ && \
-    mkdir /usr/local/node && \
-    cp -rp /tmp/node-v${NODE_VERSION}-linux-x64-musl/* /usr/local/node/ && \
-    rm -rf /tmp/node-v${NODE_VERSION}-linux-x64-musl
-
-# Install node modules
-COPY package.json ./
-RUN npm install
-
-
-FROM prebuild AS build
-
-# Install application gems
-COPY Gemfile Gemfile.lock .ruby-version ./
-RUN bundle install && \
-    rm -rf ~/.bundle/ "${BUNDLE_PATH}"/ruby/*/cache "${BUNDLE_PATH}"/ruby/*/bundler/gems/*/.git && \
-    bundle exec bootsnap precompile --gemfile
-
-# Copy node modules
-COPY --from=node /rails/node_modules /rails/node_modules
-COPY --from=node /usr/local/node /usr/local/node
-ENV PATH=/usr/local/node/bin:$PATH
-
-# Copy application code
+WORKDIR /app
 COPY . .
 
-# Precompile bootsnap code for faster boot times
-RUN bundle exec bootsnap precompile app/ lib/
-
-# Adjust binfiles to set current working directory
-RUN grep -l '#!/usr/bin/env ruby' /rails/bin/* | xargs sed -i '/^#!/aDir.chdir File.expand_path("..", __dir__)'
-
-# Precompiling assets for production without requiring secret RAILS_MASTER_KEY
-RUN SECRET_KEY_BASE_DUMMY=1 ./bin/rails assets:precompile
-
-
-# Final stage for app image
-FROM base
-
-# Install packages needed for deployment
-RUN apk add --no-cache gzip libpq
+ENV PATH="/opt/zig:$PATH"
+RUN zig build -Doptimize=ReleaseSafe
 
-# Copy built artifacts: gems, application
-COPY --from=build "${BUNDLE_PATH}" "${BUNDLE_PATH}"
-COPY --from=build /rails /rails
+FROM debian:stable-slim
 
-# Run and own only the runtime files as a non-root user for security
-RUN addgroup --system --gid 1000 rails && \
-    adduser --system rails --uid 1000 --ingroup rails --home /home/rails --shell /bin/sh rails && \
-    chown -R 1000:1000 db log tmp
-USER 1000:1000
+# Install CA certificates for outbound HTTPS (triggers)
+RUN apt-get update && apt-get install -y ca-certificates && rm -rf /var/lib/apt/lists/*
 
-# Entrypoint sets up the container.
-ENTRYPOINT ["/rails/bin/docker-entrypoint"]
+COPY --from=builder /app/zig-out/bin/buildlight /usr/local/bin/buildlight
+# Copy public files for Fly.io [[statics]] to serve
+COPY --from=builder /app/public /app/public
 
-# Start the server by default, this can be overwritten at runtime
-EXPOSE 3000
-CMD ["./bin/rails", "server"]
+EXPOSE 8080
+CMD ["buildlight"]