dockerfix

backend/Dockerfile

@@ -1,11 +1,18 @@
-FROM python:3.12-slim
+# syntax=docker/dockerfile:1.7
+
+FROM python:3.12-slim-bookworm
 
 ENV PYTHONDONTWRITEBYTECODE=1
 ENV PYTHONUNBUFFERED=1
 
 WORKDIR /app/backend
 
-RUN apt-get update \
+RUN sed -i 's|deb.debian.org|mirrors.aliyun.com|g' /etc/apt/sources.list.d/debian.sources \
+  && sed -i 's|security.debian.org|mirrors.aliyun.com|g' /etc/apt/sources.list.d/debian.sources
+
+RUN --mount=type=cache,target=/var/cache/apt,sharing=locked \
+  --mount=type=cache,target=/var/lib/apt,sharing=locked \
+  apt-get update \
   && apt-get install -y --no-install-recommends ffmpeg \
   && rm -rf /var/lib/apt/lists/*