FROM python:3.11-slim

WORKDIR /app

RUN apt-get update \
    && apt-get install -y --no-install-recommends openssh-server nano \
    && rm -rf /var/lib/apt/lists/* \
    && mkdir -p /var/run/sshd \
    && mkdir -p /etc/ssh/sshd_config.d

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

COPY . /app

ENV PYTHONUNBUFFERED=1
