docs(installation): refresh Docker Compose example

Update the Watchtower image reference and align the bilingual compose
example with the current setup guidance.

en/guide/installation.md

@@ -42,8 +42,9 @@ This section only introduces installation methods.
 
    ```yaml [docker-compose.yml]
     services:
-     watchtower: # Used to automatically update easytier image, delete this part if not needed
+      # watchtower automatically updates the EasyTier image; remove this section if not needed
-       image: containrrr/watchtower
+      watchtower:
+        image: nickfedor/watchtower
         container_name: watchtower
         restart: unless-stopped
         environment:
@@ -52,8 +53,11 @@ This section only introduces installation methods.
         volumes:
           - /var/run/docker.sock:/var/run/docker.sock
         command: --interval 3600 --cleanup --label-enable
+
       easytier:
-       image: easytier/easytier:latest # Domestic users can use m.daocloud.io/docker.io/easytier/easytier:latest
+        # Users in mainland China can use the DaoCloud mirror
+        # image: m.daocloud.io/docker.io/easytier/easytier:latest
+        image: easytier/easytier:latest
         hostname: easytier
         container_name: easytier
         labels:
@@ -68,9 +72,10 @@ This section only introduces installation methods.
         devices:
           - /dev/net/tun:/dev/net/tun
         volumes:
-         - /etc/easytier:/root
+          - /etc/machine-id:/etc/machine-id:ro
-         - /etc/machine-id:/etc/machine-id:ro # Map host machine code
+        command: >
-       command: -d --network-name <user> --network-secret <password> -p tcp://<your-public-ip>:11010
+          -d --network-name <user> --network-secret <password>
+          -p tcp://<public-ip-of-other-peer-or-public-node>:11010
    ```
 
    :::

guide/installation.md

@@ -42,8 +42,9 @@
 
    ```yaml [docker-compose.yml]
     services:
-     watchtower: # 用于自动更新easytier镜像，若不需要请删除这部分
+      # watchtower 用于自动更新 EasyTier 镜像，若不需要可以删除此节
-       image: containrrr/watchtower
+      watchtower:
+        image: nickfedor/watchtower
         container_name: watchtower
         restart: unless-stopped
         environment:
@@ -52,8 +53,11 @@
         volumes:
           - /var/run/docker.sock:/var/run/docker.sock
         command: --interval 3600 --cleanup --label-enable
+
       easytier:
-       image: easytier/easytier:latest # 国内用户可以使用 m.daocloud.io/docker.io/easytier/easytier:latest
+        # 国内用户可以使用 daocloud.io 镜像
+        # image: m.daocloud.io/docker.io/easytier/easytier:latest
+        image: easytier/easytier:latest
         hostname: easytier
         container_name: easytier
         labels:
@@ -68,9 +72,10 @@
         devices:
           - /dev/net/tun:/dev/net/tun
         volumes:
-         - /etc/easytier:/root
+          - /etc/machine-id:/etc/machine-id:ro
-         - /etc/machine-id:/etc/machine-id:ro # 映射宿主机机器码
+        command: >
-       command: -d --network-name <用户> --network-secret <密码> -p tcp://<您的公网IP>:11010
+          -d --network-name <用户> --network-secret <密码>
+          -p tcp://<其他对等节点 / 公共节点的公网 IP>:11010
    ```
 
    :::