fix(go): add disabled egress mode;

migrate/migrate.go

@@ -589,6 +589,9 @@ func migrateToEgressV1() {
 					CreatedBy: user.UserName,
 					CreatedAt: time.Now().UTC(),
 				}
+				if !e.Nat {
+					e.Mode = schema.DisabledNAT
+				}
 				err = e.Create(db.WithContext(context.TODO()))
 				if err == nil {
 					acl := models.Acl{

schema/egress.go

@@ -13,8 +13,9 @@ const egressTable = "egresses"
 type EgressNATMode string
 
 const (
-	VirtualNAT EgressNATMode = "virtual_nat"
-	DirectNAT  EgressNATMode = "direct_nat"
+	DisabledNAT EgressNATMode = "disabled"
+	VirtualNAT  EgressNATMode = "virtual_nat"
+	DirectNAT   EgressNATMode = "direct_nat"
 )
 
 type Egress struct {