FROM python:3.10-slim

RUN apt-get update && apt-get install -y libgomp1 && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Set writable paths for caches
ENV MPLCONFIGDIR=/tmp/matplotlib
ENV HF_HOME=/tmp/hf_cache
ENV TRANSFORMERS_CACHE=/tmp/hf_cache
ENV XDG_CACHE_HOME=/tmp/cache

# Create cache directories and give full permissions
RUN mkdir -p /tmp/hf_cache /tmp/cache /tmp/matplotlib \
    && chmod -R 777 /tmp/hf_cache /tmp/cache /tmp/matplotlib

COPY requirements.txt .

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

COPY main.py .
COPY frontend ./frontend

EXPOSE 8000
ENV PYTHONUNBUFFERED=1

CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]