Dockerfile.web

# syntax = docker/dockerfile:1.5
# Multi-stage Docker buildfile
# See https://docs.docker.com/build/building/multi-stage/

# Stage 1: Build the python dependencies
FROM python:3.11-slim-bookworm as build-python

# Include any build time OS dependencies here.
RUN --mount=target=/var/lib/apt/lists,type=cache,sharing=locked \
    --mount=target=/var/cache/apt,type=cache,sharing=locked \
    rm -f /etc/apt/apt.conf.d/docker-clean && \
    apt-get update \
    # dependencies for building Python packages
    && apt-get install -y build-essential libpq-dev

COPY ./requirements /requirements
RUN --mount=type=cache,target=/root/.cache \
    pip wheel --no-deps --wheel-dir /wheels \
    -r /requirements/requirements.txt \
    -r /requirements/prod-requirements.txt

# Stage 2: Build the front end files
FROM node:20-bookworm-slim AS build-node
RUN nodejs -v && npm -v
WORKDIR /code
COPY *.json *.js .babelrc /code/
COPY assets /code/assets/
COPY api-client /code/api-client/

RUN npm install

# build needs everything because it needs to be able to do the tailwind class detection / purging stuff
COPY . /code
RUN npm run build

# Stage 3: Build the final image
# This copies the python dependencies from the first stage
# and the front end files from the second stage.
# Add any runtime OS dependencies here.
FROM python:3.11-slim-bookworm
ENV PYTHONUNBUFFERED=1
ENV DEBUG=0

RUN --mount=target=/var/lib/apt/lists,type=cache,sharing=locked \
    --mount=target=/var/cache/apt,type=cache,sharing=locked \
    rm -f /etc/apt/apt.conf.d/docker-clean && \
    apt-get update \
    && apt-get install -y \
    curl \
    # psycopg2 dependencies
    libpq-dev \
    # Translations dependencies
    gettext \
    # cleaning up unused files
    && apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false

RUN addgroup --system django \
    && adduser --system --ingroup django django

COPY --from=build-python /wheels /wheels
COPY ./requirements /requirements
RUN --mount=type=cache,target=/root/.cache \
    pip install --no-index --find-links=/wheels \
    -r /requirements/requirements.txt \
    -r /requirements/prod-requirements.txt \
    && rm -rf /wheels

WORKDIR /code

COPY --chown=django:django . /code
COPY --from=build-node /code/static /code/static

# why this has to be here:
# https://stackoverflow.com/questions/59719175/where-to-run-collectstatic-when-deploying-django-app-to-heroku-using-docker
RUN DEBUG=False python /code/manage.py collectstatic --noinput --settings=scope.settings_production
RUN chown django:django -R static_root

USER django

COPY --chown=django:django docker_startup.sh /start
RUN chmod +x /start
CMD /start