# ===============================
# 1) 构建依赖阶段
# ===============================
FROM uswccr.ccs.tencentyun.com/lessie/python:3.12-slim AS build

WORKDIR /app

# 使用 uv 官方镜像中的二进制文件（不用 pip install uv ）
COPY --from=ghcr.io/astral-sh/uv:latest /uv /uv/bin/uv

# APT 源替换 + 安装依赖（合并为一个 RUN，最大化缓存）
RUN set -eux; \
    sed -i 's@deb.debian.org@mirrors.tuna.tsinghua.edu.cn@g' /etc/apt/sources.list.d/debian.sources; \
    apt-get update; \
    apt-get install -y --no-install-recommends build-essential git; \
    rm -rf /var/lib/apt/lists/*

# 拷贝依赖定义（用于缓存）
COPY uv.lock pyproject.toml ./

# 使用 uv 安装依赖（--frozen 确保锁定版本）
RUN /uv/bin/uv sync --frozen --no-dev --no-install-project

# ===============================
# 2) 运行阶段
# ===============================
FROM uswccr.ccs.tencentyun.com/lessie/python:3.12-slim AS runtime

WORKDIR /app

# 设置时区 (Debian 方式)
RUN set -eux; \
    sed -i 's@deb.debian.org@mirrors.tuna.tsinghua.edu.cn@g' /etc/apt/sources.list.d/debian.sources; \
    apt-get update; \
    apt-get install -y --no-install-recommends tzdata; \
    ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime; \
    echo "Asia/Shanghai" > /etc/timezone; \
    rm -rf /var/lib/apt/lists/*

# 拷贝 uv、虚拟环境
COPY --from=build /uv/bin/uv /usr/local/bin/uv
COPY --from=build /app/.venv /app/.venv

# 拷贝代码
COPY . .

ENV APP_ENV=dev \
    PYTHONUNBUFFERED=1 \
    PATH="/app/.venv/bin:$PATH"

EXPOSE 8200

CMD ["uv", "run", "main.py", "--port", "8200"]