# UnitForge Docker Image
# Optimized for uv package manager and production deployment

FROM python:3.11-slim as base

# Set environment variables
ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    PIP_NO_CACHE_DIR=1 \
    PIP_DISABLE_PIP_VERSION_CHECK=1

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

# Install uv
COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv

# Create app user
RUN groupadd --gid 1000 app && \
    useradd --uid 1000 --gid app --shell /bin/bash --create-home app

# Set work directory
WORKDIR /app

# Copy dependency files
COPY --chown=app:app pyproject.toml .
COPY --chown=app:app backend/requirements.txt backend/

# Create virtual environment and install dependencies
RUN uv venv /opt/venv
ENV PATH="/opt/venv/bin:$PATH"
RUN uv pip install -r backend/requirements.txt

# Development stage
FROM base as development

# Install development dependencies
RUN uv pip install -e ".[dev,web]"

# Copy source code
COPY --chown=app:app . .

# Make scripts executable
RUN chmod +x unitforge-cli start-server.sh demo.sh

USER app

EXPOSE 8000

CMD ["./start-server.sh", "--host", "0.0.0.0"]

# Production stage
FROM base as production

# Install only production dependencies
RUN uv pip install -e .

# Copy source code
COPY --chown=app:app backend/ backend/
COPY --chown=app:app frontend/ frontend/
COPY --chown=app:app unitforge-cli .
COPY --chown=app:app start-server.sh .

# Make scripts executable
RUN chmod +x unitforge-cli start-server.sh

# Health check
HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8000/health || exit 1

USER app

EXPOSE 8000

# Use uvicorn directly (already installed via uv)
CMD ["uvicorn", "backend.app.main:app", "--host", "0.0.0.0", "--port", "8000"]

# Multi-stage build for CLI-only image
FROM python:3.11-slim as cli-only

ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1

# Install uv
COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv

# Create app user
RUN groupadd --gid 1000 app && \
    useradd --uid 1000 --gid app --shell /bin/bash --create-home app

WORKDIR /app

# Copy dependency files
COPY --chown=app:app pyproject.toml .

# Create virtual environment and install minimal CLI dependencies
RUN uv venv /opt/venv
ENV PATH="/opt/venv/bin:$PATH"
RUN uv pip install click pydantic pyyaml validators

# Copy CLI source code only
COPY --chown=app:app backend/app/core/ backend/app/core/
COPY --chown=app:app backend/cli/ backend/cli/
COPY --chown=app:app unitforge-cli .

RUN chmod +x unitforge-cli

USER app

ENTRYPOINT ["./unitforge-cli"]