Update env vars to HOST_UID/GID in docs and configs

README.md

@@ -136,7 +136,7 @@ docker compose up -f compose.dev.yaml -d
 
 
 ```bash
-   UID=$(id -u) GID=$(id -g) docker compose -f compose.custom.yaml up -d --build
+   HOST_UID=$(id -u) HOST_GID=$(id -g) docker compose -f compose.custom.yaml up -d --build
    ```
 
 ### 为什么需要这些文件？

README_en.md

@@ -136,7 +136,7 @@ To address this, we provide `compose.custom.yaml` and `Dockerfile.custom` files.
 
 
 ```bash
-   UID=$(id -u) GID=$(id -g) docker compose -f compose.custom.yaml up -d --build
+   HOST_UID=$(id -u) HOST_GID=$(id -g) docker compose -f compose.custom.yaml up -d --build
    ```
 
 ### Why Are These Files Needed?

compose.custom.yaml

@@ -2,15 +2,15 @@ services:
   autossh:
     build:
       context: .
-      dockerfile: Dockerfile.custom  # Path to the custom Dockerfile
+      dockerfile: Dockerfile.custom
       args:
-        UID: ${UID:-1000}  # Use the host UID or default to 1000
-        GID: ${GID:-1000}  # Use the host GID or default to 1000
-    image: custom-autossh-tunnel:latest  # Name of the newly built image
+        UID: ${HOST_UID:-1000}  # Use HOST_UID or default to 1000
+        GID: ${HOST_GID:-1000}  # Use HOST_GID or default to 1000
+    image: custom-autossh-tunnel:latest
     volumes:
       - ~/.ssh:/home/myuser/.ssh:ro
       - ./config.yaml:/etc/autossh/config.yaml:ro
     environment:
       - AUTOSSH_GATETIME=0
     network_mode: "host"
-    restart: always
+    restart: always