# syntax=docker/dockerfile:1.4
# check=error=true;skip=SecretsUsedInArgOrEnv

# This Dockerfile is designed for production, not development. Use with Kamal or build'n'run by hand:
# docker build -t harbor .
# docker run -d -p 80:80 -e RAILS_MASTER_KEY=<value from config/master.key> --name harbor harbor

# For a containerized dev environment, see Dev Containers: https://guides.rubyonrails.org/getting_started_with_devcontainer.html

# Make sure RUBY_VERSION matches the Ruby version in .ruby-version
ARG RUBY_VERSION=3.4.8
FROM docker.io/library/ruby:$RUBY_VERSION-slim AS base

# Rails app lives here
WORKDIR /rails

# Install base packages
RUN apt-get update -qq && \
    apt-get install --no-install-recommends -y \
    curl \
    libjemalloc2 \
    libvips \
    sqlite3 \
    libpq5 \
    unzip \
    vim \
    wget && \
    rm -rf /var/lib/apt/lists /var/cache/apt/archives

# Install Bun
RUN curl -fsSL https://bun.sh/install | bash && \
    mv ~/.bun/bin/bun /usr/local/bin/

# Set production environment
ENV RAILS_ENV="production" \
    BUNDLE_DEPLOYMENT="1" \
    BUNDLE_PATH="/usr/local/bundle" \
    BUNDLE_WITHOUT="development"

# Throw-away build stage to reduce size of final image
FROM base AS build

# Install packages needed to build gems
RUN apt-get update -qq && \
    apt-get install --no-install-recommends -y build-essential git pkg-config libpq-dev libyaml-dev nodejs && \
    rm -rf /var/lib/apt/lists /var/cache/apt/archives

# Install npm dependencies for Vite
COPY package.json bun.lock ./
# `package.json` references local file deps for Inertia packages.
# Copy them before `bun i` so installation works in Docker build context.
COPY vendor/inertia/packages/core vendor/inertia/packages/core
COPY vendor/inertia/packages/svelte vendor/inertia/packages/svelte
RUN bun i

# Install application gems
COPY Gemfile Gemfile.lock ./
RUN bundle install && \
    rm -rf ~/.bundle/ "${BUNDLE_PATH}"/ruby/*/cache "${BUNDLE_PATH}"/ruby/*/bundler/gems/*/.git && \
    bundle exec bootsnap precompile --gemfile

# Copy application code
COPY . .

# Precompile bootsnap code for faster boot times
RUN bundle exec bootsnap precompile app/ lib/

# Precompiling assets for production without requiring secret RAILS_MASTER_KEY
RUN SECRET_KEY_BASE_DUMMY=1 ./bin/rails tailwindcss:build
RUN SECRET_KEY_BASE_DUMMY=1 ./bin/rails assets:precompile

# Generate static llms.txt files for LLM consumption
RUN SECRET_KEY_BASE_DUMMY=1 ./bin/rails docs:generate_llms

# Final stage for app image
FROM base

# Copy built artifacts: gems, application
COPY --from=build "${BUNDLE_PATH}" "${BUNDLE_PATH}"
COPY --from=build /rails /rails
COPY --from=build /usr/bin/git /usr/bin/git
COPY --from=build /usr/lib/git-core /usr/lib/git-core

# Run and own only the runtime files as a non-root user for security
RUN groupadd --system --gid 1000 rails && \
    useradd rails --uid 1000 --gid 1000 --create-home --shell /bin/bash && \
    chown -R rails:rails db log storage tmp

# Global git safeguards
RUN git config --system http.timeout 30 && \
    git config --system http.lowSpeedLimit 1000 && \
    git config --system http.lowSpeedTime 10
USER 1000:1000

# Entrypoint prepares the database.
ENTRYPOINT ["/rails/bin/docker-entrypoint"]

# Start either web server or job worker based on WORKER env var
EXPOSE 80
CMD ["./bin/thrust", "./bin/rails", "server"]