Dockerfile

FROM python:3.12-slim

WORKDIR /app

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

# Copy application code
COPY main.py ./
COPY models.py ./
COPY config/ ./config/
COPY core/ ./core/
COPY generated/ ./generated/
COPY routers/ ./routers/
COPY services/ ./services/

# Create logs directory for writable files
RUN mkdir -p /app/logs

# Railway sets PORT env var
ENV PORT=8000
ENV PYTHONUNBUFFERED=1

EXPOSE 8000

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:${PORT}/health')"

# Run with uvicorn
CMD ["sh", "-c", "uvicorn main:app --host 0.0.0.0 --port ${PORT}"]