scottohara/loot

# syntax=docker/dockerfile:1

ARG NODE_VERSION
ARG RUBY_VERSION

### Frontend ###

FROM node:${NODE_VERSION}-alpine as frontend

ARG NPM_VERSION
RUN --mount=type=cache,id=loot-npm,target=/root/.npm \
    npm install --global npm@$NPM_VERSION

WORKDIR /build

COPY --link package*.json ./

RUN --mount=type=cache,id=loot-npm,target=/root/.npm \
    npm ci

COPY --link \
    tsconfig.json \
    webpack.common.js \
    webpack.prod.js ./

COPY --link src src/

RUN npm run build

### Backend ###

FROM ruby:${RUBY_VERSION}-alpine as backend

RUN apk add --no-cache \
    build-base \
    postgresql-dev

WORKDIR /build
ENV RACK_ENV=production

COPY --link \
    .tool-versions \
    Gemfile* ./

RUN --mount=type=cache,id=loot-bundler,target=tmp/vendor/bundle \
    bundle config set --local without development:test; \
    bundle config set --local deployment true; \
    bundle config set --local clean true;\
    bundle config set --local path tmp/vendor/bundle; \
    bundle install --jobs=4; \
    cp -a tmp/vendor ./;

### App ###

FROM ruby:${RUBY_VERSION}-alpine as app

RUN apk add --no-cache \
    libpq \
    tzdata

RUN adduser --system loot
USER loot
WORKDIR /loot
ENV RACK_ENV=production
ENV RAILS_ENV=production
ENV TZ=Australia/Sydney

RUN \
    bundle config set --local without development:test; \
    bundle config set --local deployment true;

RUN mkdir -p tmp/pids

COPY --link --chown=loot \
    .tool-versions \
    config.ru \
    Gemfile* \
    Rakefile ./

COPY --link --chown=loot db db/
COPY --link --chown=loot config config/
COPY --link --chown=loot app app/
COPY --link --chown=loot --from=backend build/vendor/bundle vendor/bundle/
COPY --link --chown=loot --from=frontend build/public public/

EXPOSE 3000

CMD ["bundle", "exec", "puma"]