intent/Dockerfile

# syntax=docker/dockerfile:1

FROM python:3.13-slim-trixie AS base
COPY --from=ghcr.io/astral-sh/uv:0.13.6 /uv /usr/local/bin/uv
ENV PYTHONUNBUFFERED=1 \
    UV_COMPILE_BYTECODE=1 \
    UV_LINK_MODE=copy \
    UV_PYTHON_DOWNLOADS=never \
    # Outside /app so the compose bind mount doesn't hide it.
    UV_PROJECT_ENVIRONMENT=/opt/venv \
    PATH="/opt/venv/bin:$PATH"
WORKDIR /app


FROM base AS dev
RUN --mount=type=cache,target=/root/.cache/uv \
    --mount=type=bind,source=uv.lock,target=uv.lock \
    --mount=type=bind,source=pyproject.toml,target=pyproject.toml \
    uv sync --locked --no-install-project
ENV DJANGO_SETTINGS_MODULE=config.settings.dev
CMD ["sh", "-c", "python manage.py migrate --noinput && python manage.py runserver 0.0.0.0:8000"]


FROM base AS prod
COPY --from=litestream/litestream:0.5.17 /usr/local/bin/litestream /usr/local/bin/litestream
# The app runs as this user; bin/start drops to it after making the data volume writable.
RUN useradd --system --uid 1000 --create-home app
RUN --mount=type=cache,target=/root/.cache/uv \
    --mount=type=bind,source=uv.lock,target=uv.lock \
    --mount=type=bind,source=pyproject.toml,target=pyproject.toml \
    uv sync --locked --no-install-project --no-dev
COPY litestream.yml /etc/litestream.yml
COPY . .
# Placeholder settings: collectstatic needs the prod settings to import, nothing more.
RUN DJANGO_SETTINGS_MODULE=config.settings.prod DJANGO_SECRET_KEY=collectstatic \
    EMAIL_BACKEND=django.core.mail.backends.dummy.EmailBackend \
    python manage.py collectstatic --noinput
ENV DJANGO_SETTINGS_MODULE=config.settings.prod
EXPOSE 8000
CMD ["bin/start"]