Add wireguard outbound and test

box.go

@@ -177,7 +177,33 @@ func (s *Box) Start() error {
 			for g := 0; g < i; g++ {
 				s.inbounds[g].Close()
 			}
-			return err
+			var tag string
+			if in.Tag() == "" {
+				tag = F.ToString(i)
+			} else {
+				tag = in.Tag()
+			}
+			return E.Cause(err, "initialize inbound/", in.Type(), "[", tag, "]")
+		}
+	}
+	for i, out := range s.outbounds {
+		if starter, isStarter := out.(common.Starter); isStarter {
+			err = starter.Start()
+			if err != nil {
+				for _, in := range s.inbounds {
+					common.Close(in)
+				}
+				for g := 0; g < i; g++ {
+					common.Close(s.outbounds[g])
+				}
+				var tag string
+				if out.Tag() == "" {
+					tag = F.ToString(i)
+				} else {
+					tag = out.Tag()
+				}
+				return E.Cause(err, "initialize outbound/", out.Type(), "[", tag, "]")
+			}
 		}
 	}
 	if s.clashServer != nil {