Dockerfile

# Python 3.9 use karenge
FROM python:3.9

# User setup (Security ke liye zaroori hai HF par)
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

WORKDIR $HOME/app

# Dependencies install karo
COPY --chown=user requirements.txt requirements.txt
RUN pip install --no-cache-dir --upgrade -r requirements.txt

# Code copy karo
COPY --chown=user . .

# Port 7860 kholo (Hugging Face is port par chalta hai)
EXPOSE 7860

# App start karo
CMD ["gunicorn", "-b", "0.0.0.0:7860", "app:app"]