FROM python:3.11-alpine

WORKDIR /app

# Install system dependencies
RUN apk add --no-cache --virtual .build-deps \
    gcc \
    musl-dev \
    libffi-dev \
    && apk add --no-cache bash

COPY requirements.txt .

# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt

COPY DMbot.py .

# Cleanup build dependencies
RUN apk del .build-deps

# Ensure proper permissions and unbuffered output
RUN chmod a+x DMbot.py
ENV PYTHONUNBUFFERED=1

CMD ["python3", "-u", "DMbot.py"]