diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 3806575..b3d1354 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -6,13 +6,6 @@
   <component name="ChangeListManager">
     <list default="true" id="14bb91d1-ebd0-4f11-b77e-711543adf329" name="Changes" comment="refresh">
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/AUTHORS" beforeDir="false" afterPath="$PROJECT_DIR$/AUTHORS" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/README.md" beforeDir="false" afterPath="$PROJECT_DIR$/README.md" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/docs/about.md" beforeDir="false" afterPath="$PROJECT_DIR$/docs/about.md" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/docs/data.md" beforeDir="false" afterPath="$PROJECT_DIR$/docs/data.md" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/docs/developer.md" beforeDir="false" afterPath="$PROJECT_DIR$/docs/developer.md" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/docs/faq.md" beforeDir="false" afterPath="$PROJECT_DIR$/docs/faq.md" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/docs/usage.md" beforeDir="false" afterPath="$PROJECT_DIR$/docs/usage.md" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/docs/welcome.md" beforeDir="false" afterPath="$PROJECT_DIR$/docs/welcome.md" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
@@ -79,28 +72,28 @@
     <option name="hideEmptyMiddlePackages" value="true" />
     <option name="showLibraryContents" value="true" />
   </component>
-  <component name="PropertiesComponent"><![CDATA[{
-  "keyToString": {
-    "JavaVariableFindUsagesOptions.isSearchForAccessors": "true",
-    "RunOnceActivity.OpenProjectViewOnStart": "true",
-    "RunOnceActivity.ShowReadmeOnStart": "true",
-    "SHARE_PROJECT_CONFIGURATION_FILES": "true",
-    "ShowUsagesActions.previewPropertyKey": "true",
-    "WebServerToolWindowFactoryState": "false",
-    "git-widget-placeholder": "main",
-    "last_opened_file_path": "C:/Users/Lenovo/IdeaProjects/CodeGRITS/docs",
-    "node.js.detected.package.eslint": "true",
-    "node.js.detected.package.tslint": "true",
-    "node.js.selected.package.eslint": "(autodetect)",
-    "node.js.selected.package.tslint": "(autodetect)",
-    "nodejs_package_manager_path": "npm",
-    "project.structure.last.edited": "Libraries",
-    "project.structure.proportion": "0.0",
-    "project.structure.side.proportion": "0.0",
-    "settings.editor.selected.configurable": "preferences.pluginManager",
-    "vue.rearranger.settings.migration": "true"
+  <component name="PropertiesComponent">{
+  &quot;keyToString&quot;: {
+    &quot;JavaVariableFindUsagesOptions.isSearchForAccessors&quot;: &quot;true&quot;,
+    &quot;RunOnceActivity.OpenProjectViewOnStart&quot;: &quot;true&quot;,
+    &quot;RunOnceActivity.ShowReadmeOnStart&quot;: &quot;true&quot;,
+    &quot;SHARE_PROJECT_CONFIGURATION_FILES&quot;: &quot;true&quot;,
+    &quot;ShowUsagesActions.previewPropertyKey&quot;: &quot;true&quot;,
+    &quot;WebServerToolWindowFactoryState&quot;: &quot;false&quot;,
+    &quot;git-widget-placeholder&quot;: &quot;main&quot;,
+    &quot;last_opened_file_path&quot;: &quot;C:/Users/Lenovo/IdeaProjects/CodeGRITS/docs&quot;,
+    &quot;node.js.detected.package.eslint&quot;: &quot;true&quot;,
+    &quot;node.js.detected.package.tslint&quot;: &quot;true&quot;,
+    &quot;node.js.selected.package.eslint&quot;: &quot;(autodetect)&quot;,
+    &quot;node.js.selected.package.tslint&quot;: &quot;(autodetect)&quot;,
+    &quot;nodejs_package_manager_path&quot;: &quot;npm&quot;,
+    &quot;project.structure.last.edited&quot;: &quot;Libraries&quot;,
+    &quot;project.structure.proportion&quot;: &quot;0.0&quot;,
+    &quot;project.structure.side.proportion&quot;: &quot;0.0&quot;,
+    &quot;settings.editor.selected.configurable&quot;: &quot;preferences.pluginManager&quot;,
+    &quot;vue.rearranger.settings.migration&quot;: &quot;true&quot;
   }
-}]]></component>
+}</component>
   <component name="RecentsManager">
     <key name="CopyFile.RECENT_KEYS">
       <recent name="C:\Users\Lenovo\IdeaProjects\CodeGRITS\docs" />
@@ -190,7 +183,8 @@
       <workItem from="1703554157001" duration="5970000" />
       <workItem from="1703566127086" duration="2719000" />
       <workItem from="1703575373869" duration="10043000" />
-      <workItem from="1703638913629" duration="33075000" />
+      <workItem from="1703638913629" duration="33159000" />
+      <workItem from="1703678759806" duration="290000" />
     </task>
     <task id="LOCAL-00001" summary="fix api bug">
       <option name="closed" value="true" />
diff --git a/docs/welcome.md b/docs/welcome.md
index 55bcbe1..40e2622 100644
--- a/docs/welcome.md
+++ b/docs/welcome.md
@@ -6,6 +6,12 @@ order: 100
 
 # Welcome to CodeGRITS
 
+!!! :zap: NEWS! :zap:
+We would present CodeGRITS at 
+[ICSE 2024 Demo Track](https://conf.researchr.org/track/icse-2024/icse-2024-demonstrations).
+Welcome to join us and discuss with us about it!
+!!!
+
 [CodeGRITS](https://codegrits.github.io/CodeGRITS/) stands for **G**aze **R**ecording & **I**DE **T**racking **S**ystem,
 which is a plugin specifically designed
 for software engineering (SE) researchers, which is developed by the [SaNDwich Lab](https://toby.li/) at the