add min and max temp, refactore nvidia api

main.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"flag"
 	"fmt"
 	"log"
 	"nvidiadashboard/api"
@@ -9,20 +10,19 @@ import (
 )
 
 func main() {
+	var port int
+	flag.IntVar(&port, "port", 3000, "Port of the web server")
+	flag.Parse()
+
 	fmt.Println("*** NVIDIA Web Dashboard -", constant.Version, "***")
 
-	r := nvidia.New()
-	defer r.Close()
+	nvidia.RunDaemon()
+	defer nvidia.Close()
 
-	log.Println("[INFO] NVIDIA driver loaded:", r.DriverVersion())
-
-	gpus, _ := r.GetGPUs()
-	log.Printf("[INFO] %d NVIDIA GPUs found", len(gpus))
-
-	s := api.New(r)
+	s := api.New()
 
 	log.Printf("[INFO] Server listening at :3000")
-	err := s.Serve(3000)
+	err := s.Serve(uint(port))
 	if err != nil {
 		log.Fatal(err)
 	}