diff --git a/README.md b/README.md
index bb004c2..65c2f97 100644
--- a/README.md
+++ b/README.md
@@ -205,32 +205,37 @@ proxy:
### 环境变量
变量名前缀是`RUSTDESK_API`，环境变量如果存在将覆盖配置文件中的配置
-| 变量名 | 说明 | 示例 |
-|------------------------------------|--------------------------------------|-----------------------------|
-| TZ | 时区 | Asia/Shanghai |
-| RUSTDESK_API_LANG | 语言 | `en`,`zh-CN` |
-| RUSTDESK_API_APP_WEB_CLIENT | 是否启用web-client; 1:启用,0:不启用; 默认启用 | 1 |
-| RUSTDESK_API_APP_REGISTER | 是否开启注册; `true`, `false` 默认`false` | `false` |
-| -----GIN配置----- | ---------- | ---------- |
-| RUSTDESK_API_GIN_TRUST_PROXY | 信任的代理IP列表，以`,`分割，默认信任所有 | 192.168.1.2,192.168.1.3 |
-| -----------GORM配置---------------- | ------------------------------------ | --------------------------- |
-| RUSTDESK_API_GORM_TYPE | 数据库类型sqlite或者mysql，默认sqlite | sqlite |
-| RUSTDESK_API_GORM_MAX_IDLE_CONNS | 数据库最大空闲连接数 | 10 |
-| RUSTDESK_API_GORM_MAX_OPEN_CONNS | 数据库最大打开连接数 | 100 |
-| RUSTDESK_API_RUSTDESK_PERSONAL | 是否启用个人版API， 1:启用,0:不启用； 默认启用 | 1 |
-| -----MYSQL配置----- | ---------- | ---------- |
-| RUSTDESK_API_MYSQL_USERNAME | mysql用户名 | root |
-| RUSTDESK_API_MYSQL_PASSWORD | mysql密码 | 111111 |
-| RUSTDESK_API_MYSQL_ADDR | mysql地址 | 192.168.1.66:3306 |
-| RUSTDESK_API_MYSQL_DBNAME | mysql数据库名 | rustdesk |
-| -----RUSTDESK配置----- | --------------- | ---------- |
-| RUSTDESK_API_RUSTDESK_ID_SERVER | Rustdesk的id服务器地址 | 192.168.1.66:21116 |
-| RUSTDESK_API_RUSTDESK_RELAY_SERVER | Rustdesk的relay服务器地址 | 192.168.1.66:21117 |
-| RUSTDESK_API_RUSTDESK_API_SERVER | Rustdesk的api服务器地址 | http://192.168.1.66:21114 |
-| RUSTDESK_API_RUSTDESK_KEY | Rustdesk的key | 123456789 |
-| ----PROXY配置----- | --------------- | ---------- |
-| RUSTDESK_API_PROXY_ENABLE | 是否启用代理:`false`, `true` | `false` |
-| RUSTDESK_API_PROXY_HOST | 代理地址 | `http://127.0.0.1:1080` |
+| 变量名 | 说明 | 示例 |
+|------------------------------------|---------------------------------------------------------|------------------------------|
+| TZ | 时区 | Asia/Shanghai |
+| RUSTDESK_API_LANG | 语言 | `en`,`zh-CN` |
+| RUSTDESK_API_APP_WEB_CLIENT | 是否启用web-client; 1:启用,0:不启用; 默认启用 | 1 |
+| RUSTDESK_API_APP_REGISTER | 是否开启注册; `true`, `false` 默认`false` | `false` |
+| -----ADMIN配置----- | ---------- | ---------- |
+| RUSTDESK_API_ADMIN_TITLE | 后台标题 | `RustDesk Api Admin` |
+| RUSTDESK_API_ADMIN_HELLO | 后台欢迎语，可以使用`html` | |
+| RUSTDESK_API_ADMIN_HELLO_FILE | 后台欢迎语文件，如果内容多，使用文件更方便。
会覆盖`RUSTDESK_API_ADMIN_HELLO` | `./conf/admin/hello.html` |
+| -----GIN配置----- | ---------- | ---------- |
+| RUSTDESK_API_GIN_TRUST_PROXY | 信任的代理IP列表，以`,`分割，默认信任所有 | 192.168.1.2,192.168.1.3 |
+| -----------GORM配置---------------- | ------------------------------------ | --------------------------- |
+| RUSTDESK_API_GORM_TYPE | 数据库类型sqlite或者mysql，默认sqlite | sqlite |
+| RUSTDESK_API_GORM_MAX_IDLE_CONNS | 数据库最大空闲连接数 | 10 |
+| RUSTDESK_API_GORM_MAX_OPEN_CONNS | 数据库最大打开连接数 | 100 |
+| RUSTDESK_API_RUSTDESK_PERSONAL | 是否启用个人版API， 1:启用,0:不启用； 默认启用 | 1 |
+| -----MYSQL配置----- | ---------- | ---------- |
+| RUSTDESK_API_MYSQL_USERNAME | mysql用户名 | root |
+| RUSTDESK_API_MYSQL_PASSWORD | mysql密码 | 111111 |
+| RUSTDESK_API_MYSQL_ADDR | mysql地址 | 192.168.1.66:3306 |
+| RUSTDESK_API_MYSQL_DBNAME | mysql数据库名 | rustdesk |
+| -----RUSTDESK配置----- | --------------- | ---------- |
+| RUSTDESK_API_RUSTDESK_ID_SERVER | Rustdesk的id服务器地址 | 192.168.1.66:21116 |
+| RUSTDESK_API_RUSTDESK_RELAY_SERVER | Rustdesk的relay服务器地址 | 192.168.1.66:21117 |
+| RUSTDESK_API_RUSTDESK_API_SERVER | Rustdesk的api服务器地址 | http://192.168.1.66:21114 |
+| RUSTDESK_API_RUSTDESK_KEY | Rustdesk的key | 123456789 |
+| RUSTDESK_API_RUSTDESK_KEY_FILE | Rustdesk存放key的文件 | `./conf/data/id_ed25519.pub` |
+| ----PROXY配置----- | --------------- | ---------- |
+| RUSTDESK_API_PROXY_ENABLE | 是否启用代理:`false`, `true` | `false` |
+| RUSTDESK_API_PROXY_HOST | 代理地址 | `http://127.0.0.1:1080` |
### 运行
diff --git a/README_EN.md b/README_EN.md
index f64b1e6..97d7680 100644
--- a/README_EN.md
+++ b/README_EN.md
@@ -210,32 +210,37 @@ proxy:
### Environment Variables
The prefix for variable names is `RUSTDESK_API`. If environment variables exist, they will override the configurations in the configuration file.
-| Variable Name | Description | Example |
-|------------------------------------|-----------------------------------------------------------|-------------------------------|
-| TZ | timezone | Asia/Shanghai |
-| RUSTDESK_API_LANG | Language | `en`,`zh-CN` |
-| RUSTDESK_API_APP_WEB_CLIENT | web client on/off; 1: on, 0 off, deault 1 | 1 |
-| RUSTDESK_API_APP_REGISTER | register enable; `true`, `false`; default:`false` | `false` |
-| ----- GIN Configuration ----- | --------------------------------------- | ----------------------------- |
-| RUSTDESK_API_GIN_TRUST_PROXY | Trusted proxy IPs, separated by commas. | 192.168.1.2,192.168.1.3 |
-| ----- GORM Configuration ----- | --------------------------------------- | ----------------------------- |
-| RUSTDESK_API_GORM_TYPE | Database type (`sqlite` or `mysql`). Default is `sqlite`. | sqlite |
-| RUSTDESK_API_GORM_MAX_IDLE_CONNS | Maximum idle connections | 10 |
-| RUSTDESK_API_GORM_MAX_OPEN_CONNS | Maximum open connections | 100 |
-| RUSTDESK_API_RUSTDESK_PERSONAL | Open Personal Api 1:Enable,0:Disable | 1 |
-| ----- MYSQL Configuration ----- | --------------------------------------- | ----------------------------- |
-| RUSTDESK_API_MYSQL_USERNAME | MySQL username | root |
-| RUSTDESK_API_MYSQL_PASSWORD | MySQL password | 111111 |
-| RUSTDESK_API_MYSQL_ADDR | MySQL address | 192.168.1.66:3306 |
-| RUSTDESK_API_MYSQL_DBNAME | MySQL database name | rustdesk |
-| ----- RUSTDESK Configuration ----- | --------------------------------------- | ----------------------------- |
-| RUSTDESK_API_RUSTDESK_ID_SERVER | Rustdesk ID server address | 192.168.1.66:21116 |
-| RUSTDESK_API_RUSTDESK_RELAY_SERVER | Rustdesk relay server address | 192.168.1.66:21117 |
-| RUSTDESK_API_RUSTDESK_API_SERVER | Rustdesk API server address | http://192.168.1.66:21114 |
-| RUSTDESK_API_RUSTDESK_KEY | Rustdesk key | 123456789 |
-| ---- PROXY ----- | --------------- | ---------- |
-| RUSTDESK_API_PROXY_ENABLE | proxy_enable :`false`, `true` | `false` |
-| RUSTDESK_API_PROXY_HOST | proxy_host | `http://127.0.0.1:1080` |
+| Variable Name | Description | Example |
+|------------------------------------|-------------------------------------------------------------------------|-------------------------------|
+| TZ | timezone | Asia/Shanghai |
+| RUSTDESK_API_LANG | Language | `en`,`zh-CN` |
+| RUSTDESK_API_APP_WEB_CLIENT | web client on/off; 1: on, 0 off, deault 1 | 1 |
+| RUSTDESK_API_APP_REGISTER | register enable; `true`, `false`; default:`false` | `false` |
+| -----ADMIN Configuration----- | ---------- | ---------- |
+| RUSTDESK_API_ADMIN_TITLE | Admin Title | `RustDesk Api Admin` |
+| RUSTDESK_API_ADMIN_HELLO | Admin welcome message, you can use `html` | |
+| RUSTDESK_API_ADMIN_HELLO_FILE | Admin welcome message file,
will override `RUSTDESK_API_ADMIN_HELLO` | `./conf/admin/hello.html` |
+| ----- GIN Configuration ----- | --------------------------------------- | ----------------------------- |
+| RUSTDESK_API_GIN_TRUST_PROXY | Trusted proxy IPs, separated by commas. | 192.168.1.2,192.168.1.3 |
+| ----- GORM Configuration ----- | --------------------------------------- | ----------------------------- |
+| RUSTDESK_API_GORM_TYPE | Database type (`sqlite` or `mysql`). Default is `sqlite`. | sqlite |
+| RUSTDESK_API_GORM_MAX_IDLE_CONNS | Maximum idle connections | 10 |
+| RUSTDESK_API_GORM_MAX_OPEN_CONNS | Maximum open connections | 100 |
+| RUSTDESK_API_RUSTDESK_PERSONAL | Open Personal Api 1:Enable,0:Disable | 1 |
+| ----- MYSQL Configuration ----- | --------------------------------------- | ----------------------------- |
+| RUSTDESK_API_MYSQL_USERNAME | MySQL username | root |
+| RUSTDESK_API_MYSQL_PASSWORD | MySQL password | 111111 |
+| RUSTDESK_API_MYSQL_ADDR | MySQL address | 192.168.1.66:3306 |
+| RUSTDESK_API_MYSQL_DBNAME | MySQL database name | rustdesk |
+| ----- RUSTDESK Configuration ----- | --------------------------------------- | ----------------------------- |
+| RUSTDESK_API_RUSTDESK_ID_SERVER | Rustdesk ID server address | 192.168.1.66:21116 |
+| RUSTDESK_API_RUSTDESK_RELAY_SERVER | Rustdesk relay server address | 192.168.1.66:21117 |
+| RUSTDESK_API_RUSTDESK_API_SERVER | Rustdesk API server address | http://192.168.1.66:21114 |
+| RUSTDESK_API_RUSTDESK_KEY | Rustdesk key | 123456789 |
+| RUSTDESK_API_RUSTDESK_KEY_FILE | Rustdesk存放key的文件 | `./conf/data/id_ed25519.pub` |
+| ---- PROXY ----- | --------------- | ---------- |
+| RUSTDESK_API_PROXY_ENABLE | proxy_enable :`false`, `true` | `false` |
+| RUSTDESK_API_PROXY_HOST | proxy_host | `http://127.0.0.1:1080` |
### Installation Steps