FROM python:3.12-slim

WORKDIR /app

ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1
# 默认直连外网 API，避免宿主机/Docker Desktop 传入的 *_PROXY 影响 httpx（需代理时在 compose 中覆盖）
ENV HTTPX_TRUST_ENV=0
ENV HTTP_PROXY=
ENV HTTPS_PROXY=
ENV ALL_PROXY=
ENV http_proxy=
ENV https_proxy=
ENV all_proxy=
ENV NO_PROXY="*"

ARG PIP_INDEX_URL=https://mirrors.aliyun.com/pypi/simple/
ARG PIP_TRUSTED_HOST=mirrors.aliyun.com
ARG DEBIAN_MIRROR_HOST=mirrors.aliyun.com
RUN sed -i "s/deb.debian.org/${DEBIAN_MIRROR_HOST}/g; s/security.debian.org/${DEBIAN_MIRROR_HOST}/g" /etc/apt/sources.list.d/debian.sources

COPY requirements.txt /app/requirements.txt
RUN pip install --no-cache-dir -i "${PIP_INDEX_URL}" --trusted-host "${PIP_TRUSTED_HOST}" -r /app/requirements.txt

COPY app /app/app

EXPOSE 8000

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