# Life Echo API Dockerfile
FROM python:3.13-slim

# 安装系统依赖 + uv
RUN apt-get update && apt-get install -y --no-install-recommends \
    gcc \
    g++ \
    libc6-dev \
    libffi-dev \
    libxml2-dev \
    libxslt1-dev \
    libjpeg-dev \
    zlib1g-dev \
    libpng-dev \
    libfreetype6-dev \
    ffmpeg \
    && rm -rf /var/lib/apt/lists/*

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

WORKDIR /app

# 先复制依赖清单，利用 Docker 缓存
COPY pyproject.toml uv.lock ./
RUN uv sync --frozen --no-dev --no-install-project

# 复制应用代码并在镜像内安装项目（避免运行时 uv run 重新 sync 拉 dev 依赖）
COPY . .
RUN uv sync --frozen --no-dev

# 非 root 用户
RUN useradd -m -u 1000 appuser && chown -R appuser:appuser /app
USER appuser

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

EXPOSE 8000

HEALTHCHECK --interval=15s --timeout=5s --start-period=120s --retries=6 \
    CMD python -c "import http.client; conn = http.client.HTTPConnection('localhost', 8000); conn.request('GET', '/health'); r = conn.getresponse(); exit(0 if r.status == 200 else 1)" || exit 1

# Alembic 迁移放到 FastAPI startup（带重试与日志）；入口仅启动 web 进程。
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]