feat: 完善堡垒机与 Agent 智能运维能力

- 支持 Windows Agent 构建、安装脚本和统一上报协议

- 增强 RDP 剪贴板、虚拟盘和文件传输能力

- 新增 AIOps 上下文工具、告警 RCA trace 落库和回放接口

- 重构 docs 模块文档并补充终端、堡垒机、监控、AI Agent 设计

agent/collector/system_windows.go

@@ -0,0 +1,56 @@
+//go:build windows
+
+// Package collector 实现 Windows 系统静态信息采集。 // Logan.Li
+package collector
+
+import (
+	"os/exec"
+	"strings"
+)
+
+type SystemInfo struct {
+	OSVersion     string
+	Kernel        string
+	UptimeSeconds int64
+}
+
+func CollectSystem() SystemInfo {
+	return SystemInfo{
+		OSVersion:     windowsOSCaption(),
+		Kernel:        windowsVersion(),
+		UptimeSeconds: windowsUptime(),
+	}
+}
+
+func windowsOSCaption() string {
+	out, err := exec.Command("powershell.exe", "-NoProfile", "-Command", "(Get-CimInstance Win32_OperatingSystem).Caption").Output()
+	if err != nil {
+		return "Windows"
+	}
+	if s := strings.TrimSpace(string(out)); s != "" {
+		return s
+	}
+	return "Windows"
+}
+
+func windowsVersion() string {
+	out, err := exec.Command("cmd.exe", "/C", "ver").Output()
+	if err != nil {
+		return ""
+	}
+	return strings.TrimSpace(string(out))
+}
+
+func windowsUptime() int64 {
+	out, err := exec.Command("powershell.exe", "-NoProfile", "-Command", "[int]((Get-Date) - (Get-CimInstance Win32_OperatingSystem).LastBootUpTime).TotalSeconds").Output()
+	if err != nil {
+		return 0
+	}
+	var n int64
+	for _, ch := range strings.TrimSpace(string(out)) {
+		if ch >= '0' && ch <= '9' {
+			n = n*10 + int64(ch-'0')
+		}
+	}
+	return n
+}