FROM python:3.11-slim

# ---- System dependencies (zstd is required by Ollama installer) ----
RUN apt-get update && \
    apt-get install -y --no-install-recommends \
        curl \
        ca-certificates \
        procps \
        zstd && \
    rm -rf /var/lib/apt/lists/*

# ---- Install Ollama ----
RUN curl -fsSL https://ollama.com/install.sh | sh

# ---- Create non-root user (HF Spaces requirement) ----
RUN useradd -m -u 1000 user

WORKDIR /home/user/app

# ---- Python dependencies ----
COPY --chown=1000 requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# ---- Copy app files ----
COPY --chown=1000 . .
RUN chmod +x start.sh

# ---- Switch to non-root user ----
USER user

ENV HOME=/home/user \
    OLLAMA_MODELS=/home/user/.ollama/models

EXPOSE 7860

CMD ["bash", "start.sh"]