# ---------------------------------------------------------------------------
# 禁止「FROM python:...」简写 — 会直连 docker.io / registry-1.docker.io。
# Python 使用 DaoCloud 增加前缀形式：https://github.com/DaoCloud/public-image-mirror
# 勿用裸 tag「3.13」；须 3.13-slim-bookworm。
# ---------------------------------------------------------------------------
FROM m.daocloud.io/docker.io/library/python:3.13-slim-bookworm

# Debian bookworm: use Aliyun mirror for apt (default snapshot points at deb.debian.org).
RUN sed -i \
  -e 's|http://deb.debian.org/debian-security|https://mirrors.aliyun.com/debian-security|g' \
  -e 's|http://deb.debian.org/debian|https://mirrors.aliyun.com/debian|g' \
  /etc/apt/sources.list.d/debian.sources

# OpenCV (pulled in by ultralytics) links against X11 client libs; slim images omit them.
RUN apt-get update && apt-get install -y --no-install-recommends \
    docker.io \
    ffmpeg \
    libgl1 \
    libglib2.0-0 \
    libgomp1 \
    libxcb1 \
    && rm -rf /var/lib/apt/lists/*

# ghcr.io：「增加前缀」形式（与 kindest/node 示例一致）
COPY --from=m.daocloud.io/ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv

WORKDIR /app

ENV PYTHONUNBUFFERED=1 \
    UV_COMPILE_BYTECODE=1 \
    UV_LINK_MODE=copy

COPY pyproject.toml uv.lock main.py ./
COPY app ./app/

# uv.lock pins full download URLs. Rewrite to mainland-accessible mirrors (same paths / hashes).
# PyPI: Tsinghua  |  PyTorch wheel index: 南大 (syncs download.pytorch.org / download-r2)
RUN sed -i \
  -e 's|https://files.pythonhosted.org|https://pypi.tuna.tsinghua.edu.cn|g' \
  -e 's|https://pypi.org/simple|https://pypi.tuna.tsinghua.edu.cn/simple|g' \
  -e 's|https://download-r2.pytorch.org|https://mirrors.nju.edu.cn/pytorch|g' \
  -e 's|https://download.pytorch.org|https://mirrors.nju.edu.cn/pytorch|g' \
  uv.lock

ENV UV_DEFAULT_INDEX=https://pypi.tuna.tsinghua.edu.cn/simple

RUN uv sync --frozen --no-dev

ENV PATH="/app/.venv/bin:$PATH"

EXPOSE 8000

CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]