FROM python:3.9-slim

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    gcc \
    g++ \
    && 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 application code
COPY . .

# Create .streamlit directory and config
RUN mkdir -p ~/.streamlit/
RUN echo "\
[general]\n\
email = \"\"\n\
" > ~/.streamlit/credentials.toml

RUN echo "\
[server]\n\
headless = true\n\
enableCORS=false\n\
port = 8501\n\
" > ~/.streamlit/config.toml

# Expose port
EXPOSE 8501

# Health check
HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health

# Run the application
CMD ["streamlit", "run", "app.py", "--server.address=0.0.0.0"]

# docker-compose.yml for easy deployment
version: '3.8'

services:
  data-analysis-platform:
    build: .
    ports:
      - "8501:8501"
    environment:
      - OPENAI_API_KEY=${OPENAI_API_KEY}
      - GOOGLE_API_KEY=${GOOGLE_API_KEY}
    volumes:
      - ./data:/app/data
      - ./exports:/app/exports
    restart: unless-stopped
    mem_limit: 2g
    mem_reservation: 1g