fix: make the app compatiable with the tracker

main.go

@@ -51,5 +51,8 @@ func main(){
   })
 
   log.Info("Starting MatterLinux Website on port 9878")
-  log.Fatal(app.Listen(":9878"))
+  err := app.Listen(":9878")
+  if err != nil {
+    log.Fatalf("Error starting server: %s", err)
+  }
 }