FROM --platform=linux/amd64 python:3.7-slim

# System dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    redis-server \
    libxrender1 \
    libxext6 \
    libgl1-mesa-glx \
    libglib2.0-0 \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

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

# Copy all application code
COPY . .

# HF Spaces requires port 7860
EXPOSE 7860

# Startup: Redis + worker + Flask
CMD ["bash", "start.sh"]