FROM python:3.11-slim

# Install system dependencies needed for OpenCV, PyTorch, and Ultralytics
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    libgl1 \
    libglib2.0-0 \
    libgomp1 \
    git \
    && rm -rf /var/lib/apt/lists/*

# Pin the installer as well as application dependencies.
RUN pip install --no-cache-dir uv==0.10.6

# Set working directory
WORKDIR /workspace

ENV UV_COMPILE_BYTECODE=1 \
    UV_LINK_MODE=copy \
    UV_PROJECT_ENVIRONMENT=/opt/venv \
    ULTRALYTICS_SAFE_LOAD=1

# Install the exact dependency set recorded in uv.lock. Keeping the project out of
# this layer allows dependency caching while source files change.
COPY pyproject.toml uv.lock README.md ./
RUN --mount=type=cache,target=/root/.cache/uv \
    uv sync --locked --no-dev --no-install-project

# Copy source code and install the project without re-resolving dependencies.
COPY src ./src
RUN --mount=type=cache,target=/root/.cache/uv \
    uv sync --locked --no-dev

ENV PATH="/opt/venv/bin:$PATH"

# Expose Web UI port and MLflow port
EXPOSE 8000
EXPOSE 5000

# Start Web UI using the system entry point
CMD ["yolo-train-webui", "--host", "0.0.0.0", "--port", "8000"]