# Use an image with Python and build tools pre-installed
FROM python:3.10-slim

# Set environment variables
ENV DEBIAN_FRONTEND=noninteractive

# Install system dependencies for dlib and face_recognition
RUN apt-get update && \
    apt-get install -y \
    build-essential \
    cmake \
    gfortran \
    libopenblas-dev \
    liblapack-dev \
    libx11-dev \
    libgtk-3-dev \
    libboost-python-dev \
    libboost-thread-dev \
    libboost-system-dev \
    python3-dev \
    wget \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Copy only requirements first to cache dependencies
COPY requirements.txt .

# Install Python dependencies (includes face_recognition and FastAPI)
RUN pip install --upgrade pip && pip install --no-cache-dir -r requirements.txt

# Copy the entire app
COPY . .

# Expose the app port
EXPOSE 7860

# Run the FastAPI app using uvicorn
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]