Render Dockerfile deployment

Dockerfile

# syntax = docker/dockerfile:1.2

FROM timbru31/ruby-node:3.2-slim

ENV RAILS_LOG_TO_STDOUT=true

RUN --mount=type=secret,id=_env,dst=/etc/secrets/.env cat /etc/secrets/.env

RUN corepack enable && \
    corepack prepare yarn@stable --activate

RUN apt-get update && \
    apt-get install -y curl gnupg2 dirmngr apt-transport-https ca-certificates libpq-dev build-essential exiftool \
    libjemalloc2

RUN apt-get install -y libvips-dev && \
    apt-get clean && \
    rm -rf /var/lib/apt/lists/*

WORKDIR /app

COPY Gemfile Gemfile.lock ./

ENV BUNDLE_PATH=/bundle_cache

RUN bundle install --jobs $(nproc) --retry 3

COPY . ./

ENV LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libjemalloc.so.2 \
    RUBY_YJIT_ENABLE="1"

# Precompile bootsnap code for faster boot times
RUN rm -rf /app/tmp/cache
RUN bundle exec bootsnap precompile --gemfile app/ lib/


COPY package.json yarn.lock ./

RUN yarn set version stable

RUN yarn install

RUN bundle exec rails assets:precompile


EXPOSE 3000

CMD ["/bin/bash"]