docs: 补充文档

Author: ccd2s

README.md

@@ -14,9 +14,60 @@ Download LabAPI_QueryServer_x64.dll from Releases and place it in `%appdata%\SCP
 
 从 Releases 中下载 LabAPI_QueryServer_x64.dll 并放入 `%appdata%\SCP Secret Laboratory\LabAPI\plugins\<port>`。
 
-All done!
+For example, when the server port is set to 7777 under default configuration.
 
-大功告成！
+以默认配置情况下，服务器端口为7777时为例。
+
+```HTTP
+GET http://127.0.0.1:7777/
+```
+
+If everything is normal, it will return:
+
+一切正常的话，将会返回：
+
+```json
+{
+    "name":"My Server Name",
+    "port":7777,
+    "player":{
+        "online":4,
+        "max":20,
+        // or [] 或 []
+        "list":[
+            {
+                "Nickname":"德二吹风机D2s",
+                "RemoteAdminAccess":true
+            }
+        ],
+        "admins":1
+    },
+    // Round time 回合时间
+    "time":83,
+    // FriendlyFire 友伤
+    "friendly_fire":false,
+    // Warhead detonation 核弹引爆
+    "warhead":false,
+    // LCz Decontamination 轻收净化程序
+    "decontamination":false,
+    "success":true
+}
+```
+
+If a request is made while the server is not fully started:
+
+如果在服务器未完全启动时请求：
+
+```json
+{
+    "data":"The server has not yet fully started. Please try again later.",
+    "success":true
+}
+```
+
+Other potential errors may result in HTTP status code 500.
+
+其他潜在错误可能导致 HTTP 状态码500。
 
 ## Config / 配置