FROM python:3.10-slim

WORKDIR /app

# Install system dependencies including Node.js
RUN apt-get update && apt-get install -y \
    git \
    libgl1 \
    libglib2.0-0 \
    libsm6 \
    libxext6 \
    libxrender-dev \
    libgomp1 \
    curl \
    && curl -fsSL https://deb.nodesource.com/setup_18.x | bash - \
    && apt-get install -y nodejs \
    && rm -rf /var/lib/apt/lists/*

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

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

# Copy frontend files and build
COPY frontend/package*.json frontend/
WORKDIR /app/frontend
RUN npm install
COPY frontend/ .
RUN npm run build

# Copy backend application files
WORKDIR /app
COPY config.py .
COPY model_manager.py .
COPY inference.py .
COPY app.py .
COPY utils/ utils/

# Expose Hugging Face Spaces default port
EXPOSE 7860

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
    CMD python -c "import requests; requests.get('http://localhost:7860/health')"

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