FROM python:3.11-bullseye

ENV DEBIAN_FRONTEND=noninteractive
ENV PYTHONUNBUFFERED=1
ENV MPLCONFIGDIR="/app/matplotlib"
ENV DEEPFACE_HOME="/app/.deepface"

RUN apt-get update && apt-get install -y \
    build-essential \
    cmake \
    libgl1-mesa-glx \
    libglib2.0-0 \
    libopenblas-dev \
    liblapack-dev \
    libjpeg-dev \
    libpng-dev \
    && apt-get clean && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Copy only requirements first (cache-friendly)
COPY requirements.txt /app/

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

# Now copy the rest of your application
COPY . /app

# Create necessary directories and permissions
RUN mkdir -p /app/matplotlib /app/.deepface /app/tmp /app/data /app/static && \
    chmod -R 777 /app/.deepface /app/matplotlib /app/tmp /app/data /app/static

EXPOSE 7860

CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "8"]