fix: bug

Dockerfile

@@ -1,9 +1,20 @@
-FROM python:3.11-slim
+# syntax=docker/dockerfile:1
+# 国内拉基础镜像慢时：docker compose build --build-arg PY_BASE=docker.m.daocloud.io/library/python:3.11-slim
+ARG PY_BASE=python:3.11-slim
+FROM ${PY_BASE}
 
 WORKDIR /app
 
+# 默认清华 PyPI；海外可：docker compose build --build-arg PIP_INDEX_URL=https://pypi.org/simple
+ARG PIP_INDEX_URL=https://pypi.tuna.tsinghua.edu.cn/simple
+ENV PIP_INDEX_URL=${PIP_INDEX_URL} \
+    PIP_DISABLE_PIP_VERSION_CHECK=1 \
+    PIP_DEFAULT_TIMEOUT=120
+
 COPY requirements.txt ./
-RUN pip install --no-cache-dir -r requirements.txt
+# BuildKit 缓存加速重复构建；需 Docker 20.10+（compose 默认开 BuildKit）
+RUN --mount=type=cache,target=/root/.cache/pip \
+    pip install -r requirements.txt
 
 COPY . .