docs(agent): 统一中文注释并补充部署文档

将代码与测试注释改为中文以符合仓库规范；新增中文部署指南、
示例配置，并完善构建脚本对 VERSION 注入的说明。

Co-authored-by: Cursor <cursoragent@cursor.com>

README.md

@@ -11,6 +11,8 @@ Single-binary host status agent implemented in Go.
 - Linux collectors read host, network, CPU, memory, disk, process, and TCP listener data from the OS.
 - Windows and Linux service lifecycle commands are exposed through the CLI.
 
+**完整部署说明（中文）：** [docs/DEPLOYMENT.md](docs/DEPLOYMENT.md)
+
 ## Commands
 
 ```bash
@@ -46,7 +48,7 @@ Build outputs are written to `dist/`, which is intentionally ignored by Git.
 
 ## Configuration
 
-All settings have safe defaults. The HTTP API listens on `127.0.0.1:8080` by default.
+Example config: [configs/example.json](configs/example.json). See [docs/DEPLOYMENT.md](docs/DEPLOYMENT.md) for defaults, environment variables, and production deployment steps.
 
 ```json
 {