FROM python:3.10-slim

WORKDIR /app

# Install system dependencies for OpenCV, tenseal build, and general tools
RUN apt-get update && apt-get install -y \
    build-essential \
    cmake \
    protobuf-compiler \
    libprotobuf-dev \
    libglib2.0-0 \
    libsm6 \
    libxext6 \
    libxrender-dev \
    libgomp1 \
    git \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first (for better caching)
COPY requirements.txt .

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

# Copy application code
COPY . .

# Expose port for HF Spaces
EXPOSE 7860

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV GRADIO_SERVER_NAME=0.0.0.0
ENV GRADIO_SERVER_PORT=7860

# Run the application
CMD ["python", "app.py"]