Update Dockerfile

Dockerfile

@@ -1,16 +1,27 @@
-FROM ubuntu:22.04
-ENV TZ=Asia/Shanghai
-RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && \
-    echo $TZ > /etc/timezone
-ENV DEBIAN_FRONTEND=noninteractive
-RUN apt-get update && \
-    apt-get install -y git python3 python3-pip tzdata curl && \
-    rm -rf /var/lib/apt/lists/*
-WORKDIR /zmal
-RUN git clone --depth=1 -b main https://github.com/wyf9/sleepy.git
-WORKDIR /zmal/sleepy
-RUN pip install --no-cache-dir -r requirements.txt
-RUN chmod -R 777 /zmal/sleepy
-EXPOSE 7860
-COPY . /zmal/sleepy
-CMD python3 server.py
+FROM alpine:latest
+
+# 安装必要工具
+RUN apk add --no-cache curl tar
+
+# 创建非 root 用户
+RUN addgroup -S singbox && adduser -S singbox -G singbox
+
+# 创建工作目录
+WORKDIR /app
+
+# 下载并安装 sing-box（你也可以改成特定版本）
+RUN curl -L https://github.com/SagerNet/sing-box/releases/latest/download/sing-box-linux-amd64.tar.gz \
+    -o sing-box.tar.gz && \
+    tar -xzf sing-box.tar.gz && \
+    mv sing-box /usr/local/bin/sing-box && \
+    chmod +x /usr/local/bin/sing-box && \
+    rm -f sing-box.tar.gz
+
+# 拷贝配置文件（你需要在构建时提供 config.json）
+COPY cf.json /app/config.json
+
+# 切换到非 root 用户
+USER singbox
+
+# 设置启动命令
+ENTRYPOINT ["sing-box", "run", "-c", "/app/config.json"]