# ============================================================
# ALwrity Dockerfile — for EasyPanel deployment
# ============================================================
# Stage 1: Build frontend
FROM node:20-alpine AS frontend-builder

WORKDIR /app/frontend

# Copy package files
COPY frontend/package.json frontend/package-lock.json* ./

# Install deps (--legacy-peer-deps needed for react-scripts 5)
RUN npm install --legacy-peer-deps

# Copy frontend source
COPY frontend/ ./

# Build static assets
RUN npm run build

# ============================================================
# Stage 2: Python backend
FROM python:3.11-slim AS backend

ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1
ENV PORT=8000

WORKDIR /app

# Install build deps for some Python packages
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    libpq-dev \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first (for caching)
COPY backend/requirements.txt .

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

# Copy backend source
COPY backend/ ./backend/

# Copy frontend build artifacts from Stage 1
COPY --from=frontend-builder /app/frontend/build ./frontend/build

# Create workspace directories (created by start_alwrity_backend.py but ensure they exist)
RUN mkdir -p /app/lib/workspace/alwrity_content \
             /app/lib/workspace/alwrity_web_research \
             /app/lib/workspace/alwrity_prompts \
             /app/lib/workspace/alwrity_config

# Expose port
EXPOSE 8000

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
    CMD curl -f http://localhost:8000/health || exit 1

# Run with gunicorn + uvicorn workers (recommended for production)
# Fallback to plain uvicorn if gunicorn not installed
CMD python -m gunicorn backend.app:app \
    --worker-class uvicorn.workers.UvicornWorker \
    --bind 0.0.0.0:8000 \
    --workers 2 \
    --timeout 120 \
    --access-logfile - \
    --error-logfile - \
    --log-level info