Update Dockerfile

Dockerfile

@@ -1,14 +1,26 @@
-FROM alpine:3.20
+# ---------- Stage 1: 下载并解压（抛弃）----------
+FROM debian:stable-slim AS fetcher
 
-RUN apk add --no-cache ca-certificates tzdata curl gcompat
+RUN apt-get update && apt-get install -y --no-install-recommends \
+        ca-certificates curl tar && \
+    rm -rf /var/lib/apt/lists/*
 
-ENV TZ=Asia/Shanghai
-RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
+WORKDIR /tmp
+ARG OPENLIST_VERSION=beta
+RUN curl -L -o openlist.tar.gz \
+        https://github.com/OpenListTeam/OpenList/releases/download/${OPENLIST_VERSION}/openlist-linux-amd64.tar.gz && \
+    tar -xzf openlist.tar.gz && \
+    chmod +x openlist
+
+# ---------- Stage 2: 最终运行环境 ----------
+FROM gcr.io/distroless/base-debian12
 
+LABEL maintainer="[email protected]"
 WORKDIR /opt/openlist
-RUN curl -L -o openlist.tar.gz \
-        https://github.com/OpenListTeam/OpenList/releases/download/beta/openlist-linux-amd64.tar.gz && \
-    tar -xzf openlist.tar.gz && rm openlist.tar.gz && chmod +x openlist
+COPY --from=fetcher /tmp/openlist /opt/openlist/openlist
+
+# 时区：只需要告诉 glibc 使用哪个 tz，不必携带 tzdata 全表
+ENV TZ=Asia/Shanghai
 
 EXPOSE 8080
-CMD ["./openlist", "server"]
+ENTRYPOINT ["./openlist","server"]