diff --git a/README.md b/README.md
index 744b0d6..310a165 100644
--- a/README.md
+++ b/README.md
@@ -403,36 +403,7 @@ sudo dnf install docker-ce -y && docker -v
 sudo systemctl enable --now docker && systemctl status docker
 ```
 
-### 下载并解压代码文件
-
-``` shell
-wget https://gitcode.junlan.site/junlan/RemoveWeeklyShapshot/archive/Dev.zip && unzip  Dev.zip &&  cd removeweeklyshapshot/
-```
-
-``` shell
-[junlan@localhost removeweeklyshapshot]$ tree
-.
-├── compose.yaml
-├── config
-│   ├── config.yaml
-│   └── settings.py
-├── core
-│   ├── data_exporter.py
-│   ├── get_vm_snapshots.py
-│   ├── remove_snapshots.py
-│   └── vm_connector.py
-├── Dockerfile
-├── main.py
-├── README.md
-├── requirements.txt
-├── utils
-│   └── logger.py
-
-```
-
-
-
-### 构建 Dockerfile 文件
+###  Dockerfile 文件
 
 ``` dockerfile
 cat << 'EOF' > Dockerfile
@@ -440,14 +411,16 @@ FROM python:3.14.3-slim
 # 配置时区
 ENV TZ=Asia/Shanghai
 RUN ln -fs /usr/share/zoneinfo/$TZ /etc/localtime && dpkg-reconfigure -f noninteractive tzdata
-# 切换目录
-WORKDIR /removeweeklysnapshot/
-# 复制代码
-COPY ./ /removeweeklysnapshot/
+# 下载代码
+ADD https://gitcode.junlan.site/junlan/RemoveWeeklyShapshot/archive/Dev.tar.gz /app/
+# 解压压缩文件
+RUN tar -xzf /app/Dev.tar.gz -C /app/ && rm /app/Dev.tar.gz
+# 设置工作目录
+WORKDIR /app/removeweeklyshapshot
 # 安装必要的软件和 python 库
-RUN apt-get update && apt-get install procps tzdata -y && pip install -r requirements.txt && chmod +x /removeweeklysnapshot/main.py
+RUN apt-get update && apt-get install procps tzdata -y && pip install -r requirements.txt && chmod +x main.py
 # 容器内执行启动程序
-CMD ["python3", "/removeweeklysnapshot/main.py"]
+CMD ["python3", "/app/removeweeklyshapshot/main.py"]
 EOF
 ```
 
@@ -468,7 +441,7 @@ services:
     volumes:
         - '/var/removeweeklysnapshot/logs:/removeweeklysnapshot/logs'
         - '/var/removeweeklysnapshot/output:/removeweeklysnapshot/output'
-        # - '/var/removeweeklysnapshot/config:/removeweeklysnapshot/config' 
+        # - '/var/removeweeklysnapshot/config/:/removeweeklysnapshot/config' 
     restart: always
     stdin_open: true
     tty: true
@@ -484,8 +457,26 @@ sudo docker compose up -d
 ### 查看状态
 
 ``` shell
-[junlan@localhost removeweeklyshapshot]$ sudo docker images
+[junlan@localhost ~]$ sudo docker history removeweeklysnapshot
+IMAGE          CREATED              CREATED BY                                       SIZE      COMMENT
+87caa20a7e92   51 seconds ago       CMD ["python3" "/app/removeweeklyshapshot/ma…   0B        buildkit.dockerfile.v0
+<missing>      51 seconds ago       RUN /bin/sh -c apt-get update && apt-get ins…   240MB     buildkit.dockerfile.v0
+<missing>      About a minute ago   WORKDIR /app/removeweeklyshapshot                0B        buildkit.dockerfile.v0
+<missing>      40 minutes ago       RUN /bin/sh -c tar -xzf /app/Dev.tar.gz -C /…   73.7kB    buildkit.dockerfile.v0
+<missing>      59 minutes ago       ADD https://gitcode.junlan.site/junlan/Remov…   16.4kB    buildkit.dockerfile.v0
+<missing>      59 minutes ago       RUN /bin/sh -c ln -fs /usr/share/zoneinfo/$T…   1.66MB    buildkit.dockerfile.v0
+<missing>      59 minutes ago       ENV TZ=Asia/Shanghai                             0B        buildkit.dockerfile.v0
+<missing>      2 weeks ago          CMD ["python3"]                                  0B        buildkit.dockerfile.v0
+<missing>      2 weeks ago          RUN /bin/sh -c set -eux;  for src in idle3 p…   0B        buildkit.dockerfile.v0
+<missing>      2 weeks ago          RUN /bin/sh -c set -eux;   savedAptMark="$(a…   40.5MB    buildkit.dockerfile.v0
+<missing>      2 weeks ago          ENV PYTHON_SHA256=a97d5549e9ad81fe17159ed02c…   0B        buildkit.dockerfile.v0
+<missing>      2 weeks ago          ENV PYTHON_VERSION=3.14.3                        0B        buildkit.dockerfile.v0
+<missing>      2 weeks ago          RUN /bin/sh -c set -eux;  apt-get update;  a…   4.35MB    buildkit.dockerfile.v0
+<missing>      2 weeks ago          ENV PATH=/usr/local/bin:/usr/local/sbin:/usr…   0B        buildkit.dockerfile.v0
+<missing>      2 weeks ago          # debian.sh --arch 'amd64' out/ 'trixie' '@1…   85.9MB    debuerreotype 0.17
 
+
+[junlan@localhost removeweeklyshapshot]$ sudo docker images
 IMAGE                         ID             DISK USAGE   CONTENT SIZE   EXTRA
 python:3.14.3-slim            486b8092bfb1        176MB         45.5MB
 removeweeklysnapshot:latest   6f17fcaaef99        512MB          140MB
diff --git a/utils/logger.py b/utils/logger.py
index 0074c6e..dd2ce0c 100644
--- a/utils/logger.py
+++ b/utils/logger.py
@@ -1,5 +1,5 @@
-import os, datetime, logging
-
+import os, logging
+from datetime import datetime
 
 def get_logger():
     """配置日志系统，返回logger实例"""