Fix issues from golangci

http/http.go

@@ -24,15 +24,14 @@ type Handler struct {
 	StaticFS            http.FileSystem
 }
 
-const (
-	expiration = 72
-)
-
 // Serve starts the http server
 func (h *Handler) Serve() {
 	router := gin.Default()
 	h.LoadRoutes(router)
-	router.Run(":1323")
+	err := router.Run(":1323")
+	if err != nil {
+		panic(err)
+	}
 }
 
 // LoadRoutes initializes all the routes