# Multi-stage Dockerfile for OAuth Backend

# Base stage
FROM python:3.11-slim as base

WORKDIR /app

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

# Copy requirements
COPY requirements.txt .

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

# Development stage
FROM base as development

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV ENVIRONMENT=dev

# Copy application code
COPY . .

# Create necessary directories
RUN mkdir -p /var/log/oauth

# Expose port
EXPOSE 8000

# Run with hot reload
CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000", "--reload"]

# Production stage
FROM base as production

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV ENVIRONMENT=prod

# Copy application code
COPY . .

# Create necessary directories
RUN mkdir -p /var/log/oauth

# Create non-root user
RUN useradd -m -u 1000 appuser && chown -R appuser:appuser /app /var/log/oauth
USER appuser

# Expose port
EXPOSE 8000

# Run without reload
CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000", "--workers", "4"]