FROM python:3.9-slim

# Install system dependencies for video processing
RUN apt-get update && apt-get install -y \
    ffmpeg \
    libsm6 \
    libxext6 \
    libxrender-dev \
    libgl1-mesa-glx \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Copy requirements file
COPY requirements.txt .

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

# Copy application code
COPY app.py .

# Create a directory for temporary files
RUN mkdir -p /tmp/video_processing && chmod 777 /tmp/video_processing

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV PORT=5000

# Expose port
EXPOSE 5000

# Command to run the application
CMD ["python", "app.py"]