FROM python:3.6

# set work directory
WORKDIR /app

# set environment variables
ENV PYTHONDONTWRITEBYTECODE 1
ENV PYTHONUNBUFFERED 1

# install psycopg2 dependencies
RUN apt-get update \
    && apt-get install --no-install-recommends -y python3-dev libpq-dev unixodbc-dev \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*

# install dependencies
RUN pip install --upgrade pip setuptools
COPY ./requirements.txt /app/requirements.txt
RUN pip install --no-cache-dir -r requirements.txt

# copy project
COPY . /app/