Changed generic type constraint

Router.go

@@ -3,7 +3,7 @@ package router
 import "os"
 
 // Router is a high-performance router.
-type Router[T comparable] struct {
+type Router[T any] struct {
 	get     Tree[T]
 	post    Tree[T]
 	delete  Tree[T]
@@ -16,7 +16,7 @@ type Router[T comparable] struct {
 }
 
 // New creates a new router containing trees for every HTTP method.
-func New[T comparable]() *Router[T] {
+func New[T any]() *Router[T] {
 	return &Router[T]{}
 }