Docker Django optmized with Postgres

Dockerfile

# Etapa de construcción
FROM python:3.10-slim as builder
RUN apt-get update && apt-get install -y --no-install-recommends \
    libpq-dev \
    gcc \
    python3-dev \
    libc-dev \
    linux-libc-dev \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app
COPY ../requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Etapa final
FROM python:3.10-slim
RUN apt-get update && apt-get install -y --no-install-recommends \
       libpq-dev \
       && rm -rf /var/lib/apt/lists/*

COPY --from=builder /usr/local/lib/python3.10/site-packages/ /usr/local/lib/python3.10/site-packages/
WORKDIR /app
COPY .. .
RUN python manage.py collectstatic --noinput --clear --ignore *.scss
RUN find . -type f -name "*.pyc" -delete && find . -type d -name "__pycache__" -exec rm -r {} +
EXPOSE 8000
CMD python manage.py runserver 0.0.0.0:8000