Dockerfile

# Use Python 3.9 slim image as base
FROM python:3.9-slim

# Set working directory
WORKDIR /app

# Install system dependencies needed for PDF processing and matplotlib
RUN apt-get update && apt-get install -y \
    build-essential \
    curl \
    software-properties-common \
    git \
    libpoppler-cpp-dev \
    pkg-config \
    poppler-utils \
    && rm -rf /var/lib/apt/lists/*

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

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

# Copy the entire application
COPY . .

# Set Python path to include the app directory
ENV PYTHONPATH="${PYTHONPATH}:/app"

# Create necessary directories and set permissions
RUN mkdir -p /tmp && chmod 777 /tmp

# Expose port 7860 for Hugging Face Spaces
EXPOSE 7860

# Health check
HEALTHCHECK CMD curl --fail http://localhost:7860/_stcore/health

# Command to run the Streamlit app
CMD ["streamlit", "run", "app.py", "--server.address=0.0.0.0", "--server.port=7860", "--browser.gatherUsageStats=false", "--server.headless=true"]