FROM python:3.11-slim

# Prevent python from writing .pyc files and enable unbuffered logs
ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1
ENV PYTHONPATH=/app/src

# ✅ Redirect HuggingFace cache to a writable directory
ENV HF_HOME=/tmp/huggingface
ENV TRANSFORMERS_CACHE=/tmp/huggingface/transformers
ENV HF_DATASETS_CACHE=/tmp/huggingface/datasets
ENV HF_MODULES_CACHE=/tmp/huggingface/modules

WORKDIR /app

# Install dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    libglib2.0-0 \
    libsm6 \
    libxext6 \
    libxrender-dev \
    && rm -rf /var/lib/apt/lists/*

# Copy project files
COPY . .

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

# Expose port
EXPOSE 8000

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