FROM python:3.11-slim

RUN apt-get update && apt-get install -y --no-install-recommends \
    bash coreutils nano vim-tiny htop git curl wget less \
    man-db procps net-tools iputils-ping ca-certificates \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

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

COPY . .

ENV PORT=7860 \
    SHELL=/bin/bash \
    TERM=xterm-256color \
    COLUMNS=80 \
    ROWS=24

EXPOSE 7860
VOLUME ["/data"]

CMD ["python", "app.py"]