update getUrl.go to use net/http

utils/getUrl.go

@@ -1,18 +1,21 @@
 package utils
 
-import "github.com/gofiber/fiber/v2"
+import "net/http"
 
-func GetInstanceProtocol(c *fiber.Ctx) string {
+func GetInstanceProtocol(r *http.Request) string {
 	proto := "https"
 	if !Config.Secure {
 		proto = "http"
 	}
 	if Config.ProtocolDetection {
-		proto = c.Get("X-Forwarded-Proto", proto)
+		xproto := r.Header.Get("X-Forwarded-Proto")
+		if xproto != "" {
+			proto = xproto
+		}
 	}
 	return proto
 }
 
-func GetInstanceUrl(c *fiber.Ctx) string {
-	return GetInstanceProtocol(c) + "://" + c.Hostname()
+func GetInstanceUrl(r *http.Request) string {
+	return GetInstanceProtocol(r) + "://" + r.Host
 }