From 3321aaa2add1e0f580148f07eef4d7689948d98f Mon Sep 17 00:00:00 2001
From: "everywhere.z" <weenyc31@163.com>
Date: Sat, 28 Jan 2023 10:51:03 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9dtd?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 liteflow-core/src/main/resources/dtd/liteflow.dtd | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/liteflow-core/src/main/resources/dtd/liteflow.dtd b/liteflow-core/src/main/resources/dtd/liteflow.dtd
index a5486a47d..ed76a7fa2 100644
--- a/liteflow-core/src/main/resources/dtd/liteflow.dtd
+++ b/liteflow-core/src/main/resources/dtd/liteflow.dtd
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 
-<!ELEMENT flow  ((nodes) , (chain)+)>
+<!ELEMENT flow  ((nodes)? , (chain)+)>
 <!ELEMENT nodes  (node)+>
 <!ELEMENT node  (#PCDATA | EMPTY)*>
 <!ELEMENT chain (#PCDATA)>
@@ -14,5 +14,6 @@
         language (groovy|js|python|lua) #IMPLIED
         >
 <!ATTLIST chain
-        id CDATA #REQUIRED
+        id CDATA #IMPLIED
+        name CDATA #IMPLIED
         >
\ No newline at end of file