Dockerfile

# Dockerfile
FROM python:3.11-slim

# Set environment variables
ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1

WORKDIR /app

# Install system dependencies required for OpenCV, Playwright, and general build tools
RUN apt-get update && apt-get install -y \
    build-essential \
    libgl1 \
    libglib2.0-0 \
    curl \
    wget \
    unzip \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first to leverage Docker cache
COPY requirements.txt .

# Upgrade pip
RUN pip install --upgrade pip

# Install PyTorch CPU version explicitly to reduce image size (unless you have a GPU server)
RUN pip install torch torchvision torchaudio --index-url https://download.pytorch.org/whl/cpu

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

# Install Playwright browsers and system dependencies
RUN playwright install --with-deps

# Copy the rest of the application code
COPY . .

# Run the setup script to pre-download NLTK data and AI models into the image
# This prevents downloading them every time the container starts
RUN python scripts/setup_env.py

# Default command (can be overridden in docker-compose)
CMD ["python", "webapp.py"]