Add wifi_ssid and wifi_bssid route and DNS rules

adapter/router.go

@@ -41,6 +41,7 @@ type Router interface {
 	NetworkMonitor() tun.NetworkUpdateMonitor
 	InterfaceMonitor() tun.DefaultInterfaceMonitor
 	PackageManager() tun.PackageManager
+	WIFIState() WIFIState
 	Rules() []Rule
 
 	ClashServer() ClashServer
@@ -78,3 +79,8 @@ type DNSRule interface {
 type InterfaceUpdateListener interface {
 	InterfaceUpdated()
 }
+
+type WIFIState struct {
+	SSID  string
+	BSSID string
+}