Merge remote-tracking branch 'origin/dev' into dev

app/appx/AppxManifest.xml

@@ -9,7 +9,7 @@
     <Identity Name="89C2A984.SiYuan"
               ProcessorArchitecture="x64"
               Publisher="CN=087C656E-C1D9-42D8-8807-CED45A74FC0F"
-              Version="3.1.30.0"/>
+              Version="3.1.31.0"/>
     <Properties>
         <DisplayName>SiYuan</DisplayName>
         <PublisherDisplayName>云南链滴科技有限公司</PublisherDisplayName>

app/package.json

@@ -1,6 +1,6 @@
 {
   "name": "SiYuan",
-  "version": "3.1.30",
+  "version": "3.1.31",
   "description": "Refactor your thinking",
   "homepage": "https://b3log.org/siyuan",
   "main": "./electron/main.js",

kernel/model/export.go

@@ -2322,6 +2322,13 @@ func exportTree(tree *parse.Tree, wysiwyg, keepFold, avHiddenCol bool,
 		if root, _ := getBlock(id, tree); nil != root {
 			root.IAL["type"] = "doc"
 			title := &ast.Node{Type: ast.NodeHeading, HeadingLevel: 1}
+			for k, v := range root.IAL {
+				if "type" == k {
+					continue
+				}
+				title.SetIALAttr(k, v)
+			}
+			title.InsertAfter(&ast.Node{Type: ast.NodeKramdownBlockIAL, Tokens: parse.IAL2Tokens(title.KramdownIAL)})
 			content := html.UnescapeString(root.Content)
 			title.AppendChild(&ast.Node{Type: ast.NodeText, Tokens: []byte(content)})
 			ret.Root.PrependChild(title)

kernel/util/working.go

@@ -45,7 +45,7 @@ import (
 var Mode = "prod"
 
 const (
-	Ver       = "3.1.30"
+	Ver       = "3.1.31"
 	IsInsider = false
 
 	// env vars as fallback for commandline parameters