Add editable proxy controls to UI

internal/noodle/model.go

@@ -1,12 +1,15 @@
 package noodle
 
+import "time"
+
 type Noodle struct {
 	Id         string
 	Name       string
 	Proto      string
+	Src        string
 	ListenPort int
 	DestPort   int
 	DestHost   string
-	Expiration int
+	Expiration time.Duration
 	IsUp       bool
 }