FROM python:3.12-slim

WORKDIR /app

# Install dependencies first (better caching)
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY . .

# Create data directory for persistent storage
RUN mkdir -p /data

# Environment variables
ENV PORT=8080
ENV DATABASE_PATH=/data/app.db

EXPOSE 8080

# Run with uvicorn for production
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8080"]