feat(system): add system status and software info endpoints

Add new endpoints to expose system status and software information:
- /system/getStatus returns current system status (online/offline)
- /system/getSoftwareInfo returns software version and build details
Update API documentation to include new endpoints

main.go

@@ -20,10 +20,17 @@ type SoftwareInfo struct {
 	BuildType   string
 }
 
+var softwareInfo SoftwareInfo
+
+type StatusInfo struct {
+	Status string
+}
+
 var isDebug bool
+var isOnline bool
 
 func main() {
-	softwareInfo := SoftwareInfo{
+	softwareInfo = SoftwareInfo{
 		Name:      "Super-frpc",
 		Version:   "0.0.1",
 		Developer: "Madobi Nanami",
@@ -85,6 +92,7 @@ func main() {
 		if err := server.ListenAndServe(); err != nil && err != http.ErrServerClosed {
 			postLog.Fatal(fmt.Sprintf("Failed to start server: %v", err))
 		}
+		isOnline = true
 	}()
 
 	go func() {
@@ -116,3 +124,17 @@ func main() {
 
 	postLog.Info("Server stopped")
 }
+
+func GetStatusHandler(w http.ResponseWriter, r *http.Request) {
+	statusInfo := StatusInfo{
+		Status: "Online",
+	}
+	if !isOnline {
+		statusInfo.Status = "Offline"
+	}
+	SendSuccessResponse(w, "getStatus", statusInfo)
+}
+
+func GetSoftwareInfoHandler(w http.ResponseWriter, r *http.Request) {
+	SendSuccessResponse(w, "getSoftwareInfo", softwareInfo)
+}