Dockerfile.dev

ARG RUBY_VERSION=3.2.4
FROM registry.docker.com/library/ruby:$RUBY_VERSION-alpine AS base

WORKDIR /rails

ENV RAILS_ENV="development" \
    BUNDLE_DEPLOYMENT="1" \
    BUNDLE_PATH="/usr/local/bundle" \
    NODE_PATH="/node_modules"

FROM base AS node

# Install node modules
RUN apk add --virtual .build-deps yarn
COPY package.json yarn.lock ./
RUN yarn install --frozen-lockfile --modules-folder $NODE_PATH

FROM base AS run

# Install system dependencies
RUN apk add --no-cache --virtual .build-deps build-base git postgresql-dev vips-dev tzdata yarn pkgconfig
RUN apk add --no-cache curl vips-dev postgresql-client tzdata
RUN rm -rf /var/lib/apt/lists /var/cache/apt/archives

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

# Copy application code
COPY . .

COPY --from=node /node_modules /node_modules
RUN yarn global add nodemon sass postcss-cli --prefix /usr/local

# 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 assets:precompile

RUN adduser -D rails --shell /bin/bash
RUN mkdir -p /usr/local/bundle/ruby/3.2.0/cache
RUN chown -R rails:rails \
    db log storage tmp \
    /usr/local/bundle/ruby/3.2.0/cache
RUN chmod -R 777 /usr/local/bundle/ruby/3.2.0/cache

USER rails:rails

EXPOSE 3000
CMD [ "./bin/dev" ]