FROM python:3.9-slim

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    curl \
    git \
    && rm -rf /var/lib/apt/lists/*

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

# Copy app files
COPY . .

# Create writable .streamlit folder
RUN mkdir -p /app/.streamlit

# Set environment variable so Streamlit writes config here
ENV STREAMLIT_HOME=/app/.streamlit

# Add default config file
RUN echo "[general]\nbrowser.gatherUsageStats = false\n\n[server]\nheadless = true\nport = 8501\nenableCORS = false" > /app/.streamlit/config.toml

# Run the app
CMD ["streamlit", "run", "app.py", "--server.port=8501", "--server.address=0.0.0.0"]