diff --git a/homework/mr.drawio b/homework/mr.drawio
index 44b91af..49bda04 100644
--- a/homework/mr.drawio
+++ b/homework/mr.drawio
@@ -1,6 +1,6 @@
 <mxfile host="65bd71144e">
     <diagram id="yQTl7r7KsFrwzGSQfxoS" name="第 1 页">
-        <mxGraphModel dx="1264" dy="545" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="827" pageHeight="1169" math="0" shadow="0">
+        <mxGraphModel dx="768" dy="545" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="827" pageHeight="1169" math="0" shadow="0">
             <root>
                 <mxCell id="0"/>
                 <mxCell id="1" parent="0"/>
@@ -23,20 +23,23 @@
                         <mxPoint as="offset"/>
                     </mxGeometry>
                 </mxCell>
-                <mxCell id="3" value="自己项目仓库&lt;br&gt;&lt;br&gt;添加Vblog 项目仓库地址" style="rounded=0;whiteSpace=wrap;html=1;" vertex="1" parent="1">
+                <mxCell id="18" style="edgeStyle=orthogonalEdgeStyle;html=1;exitX=1;exitY=0.5;exitDx=0;exitDy=0;entryX=0;entryY=0.5;entryDx=0;entryDy=0;" edge="1" parent="1" source="3" target="16">
+                    <mxGeometry relative="1" as="geometry"/>
+                </mxCell>
+                <mxCell id="3" value="自己项目仓库&lt;br&gt;&lt;br&gt;" style="rounded=0;whiteSpace=wrap;html=1;" vertex="1" parent="1">
                     <mxGeometry x="440" y="160" width="200" height="120" as="geometry"/>
                 </mxCell>
                 <mxCell id="11" style="edgeStyle=none;html=1;exitX=0;exitY=0.5;exitDx=0;exitDy=0;" edge="1" parent="1" source="6" target="9">
                     <mxGeometry relative="1" as="geometry"/>
                 </mxCell>
                 <mxCell id="6" value="&lt;br&gt;Vblog 项目" style="rounded=0;whiteSpace=wrap;html=1;" vertex="1" parent="1">
-                    <mxGeometry x="450" y="400" width="200" height="120" as="geometry"/>
+                    <mxGeometry x="340" y="510" width="200" height="120" as="geometry"/>
                 </mxCell>
                 <mxCell id="10" style="edgeStyle=none;html=1;exitX=0.25;exitY=0;exitDx=0;exitDy=0;entryX=0.5;entryY=1;entryDx=0;entryDy=0;" edge="1" parent="1" source="9" target="2">
                     <mxGeometry relative="1" as="geometry"/>
                 </mxCell>
                 <mxCell id="9" value="直接发送给我" style="text;html=1;strokeColor=none;fillColor=none;align=center;verticalAlign=middle;whiteSpace=wrap;rounded=0;" vertex="1" parent="1">
-                    <mxGeometry x="270" y="440" width="90" height="30" as="geometry"/>
+                    <mxGeometry x="180" y="440" width="90" height="30" as="geometry"/>
                 </mxCell>
                 <mxCell id="12" value="登录自己gitlab 账号" style="text;html=1;strokeColor=none;fillColor=none;align=center;verticalAlign=middle;whiteSpace=wrap;rounded=0;" vertex="1" parent="1">
                     <mxGeometry x="320" y="110" width="110" height="30" as="geometry"/>
@@ -46,6 +49,15 @@
                         <mxGeometry x="60" y="110" width="250" height="40" as="geometry"/>
                     </mxCell>
                 </UserObject>
+                <mxCell id="19" style="edgeStyle=orthogonalEdgeStyle;html=1;exitX=0;exitY=0.75;exitDx=0;exitDy=0;entryX=0.5;entryY=1;entryDx=0;entryDy=0;" edge="1" parent="1" source="16" target="3">
+                    <mxGeometry relative="1" as="geometry"/>
+                </mxCell>
+                <mxCell id="16" value="git clone&lt;br&gt;&lt;br&gt;添加Vblog 项目仓库地址" style="rounded=0;whiteSpace=wrap;html=1;" vertex="1" parent="1">
+                    <mxGeometry x="700" y="260" width="120" height="130" as="geometry"/>
+                </mxCell>
+                <mxCell id="17" value="本地" style="text;html=1;strokeColor=none;fillColor=none;align=center;verticalAlign=middle;whiteSpace=wrap;rounded=0;" vertex="1" parent="1">
+                    <mxGeometry x="700" y="220" width="60" height="30" as="geometry"/>
+                </mxCell>
             </root>
         </mxGraphModel>
     </diagram>
diff --git a/skills/hello_world/main.go b/skills/hello_world/main.go
index 100c988..a287b88 100644
--- a/skills/hello_world/main.go
+++ b/skills/hello_world/main.go
@@ -2,6 +2,12 @@ package main
 
 import "fmt"
 
+const (
+	AppName = "hello_world"
+)
+
 func main() {
+	appName := "hello_world"
+	fmt.Println(appName)
 	fmt.Println("hello project")
 }