diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..5ff6309
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,38 @@
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store
\ No newline at end of file
diff --git a/.idea/encodings.xml b/.idea/encodings.xml
new file mode 100644
index 0000000..aa00ffa
--- /dev/null
+++ b/.idea/encodings.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding">
+    <file url="file://$PROJECT_DIR$/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/src/main/resources" charset="UTF-8" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..de4b033
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
+  <component name="MavenProjectsManager">
+    <option name="originalFiles">
+      <list>
+        <option value="$PROJECT_DIR$/pom.xml" />
+      </list>
+    </option>
+    <option name="workspaceImportForciblyTurnedOn" value="true" />
+  </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_21" default="true" project-jdk-name="21" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
new file mode 100644
index 0000000..51b6544
--- /dev/null
+++ b/.idea/workspace.xml
@@ -0,0 +1,127 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="AutoImportSettings">
+    <option name="autoReloadType" value="SELECTIVE" />
+  </component>
+  <component name="ChangeListManager">
+    <list default="true" id="811a1a5b-864d-422d-8a3e-ae5c23f73db2" name="Changes" comment="去除模板字符串">
+      <change afterPath="$PROJECT_DIR$/.gitignore" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/.idea/encodings.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/.idea/misc.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/.idea/vcs.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/demo/SecretChat.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/demo/SecretChat.java" afterDir="false" />
+    </list>
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="Git.Settings">
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
+  </component>
+  <component name="ProjectColorInfo">{
+  &quot;customColor&quot;: &quot;&quot;,
+  &quot;associatedIndex&quot;: 5
+}</component>
+  <component name="ProjectId" id="2bfcxlmRSPaeDyNYzhy4tWfhKUb" />
+  <component name="ProjectLevelVcsManager" settingsEditedManually="true" />
+  <component name="ProjectViewState">
+    <option name="hideEmptyMiddlePackages" value="true" />
+    <option name="showLibraryContents" value="true" />
+  </component>
+  <component name="PropertiesComponent"><![CDATA[{
+  "keyToString": {
+    "Application.Main.executor": "Run",
+    "Maven.SecertChat [clean].executor": "Run",
+    "RunOnceActivity.OpenProjectViewOnStart": "true",
+    "RunOnceActivity.ShowReadmeOnStart": "true",
+    "git-widget-placeholder": "master",
+    "ignore.virus.scanning.warn.message": "true",
+    "kotlin-language-version-configured": "true",
+    "last_opened_file_path": "D:/WorkSpace/code/Java/SecertChat",
+    "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": "Modules",
+    "project.structure.proportion": "0.0",
+    "project.structure.side.proportion": "0.0",
+    "vue.rearranger.settings.migration": "true"
+  }
+}]]></component>
+  <component name="RecentsManager">
+    <key name="CopyFile.RECENT_KEYS">
+      <recent name="D:\WorkSpace\code\Java\SecertChat\src\main\java\com\demo" />
+    </key>
+  </component>
+  <component name="RunManager">
+    <configuration name="Main" type="Application" factoryName="Application" temporary="true" nameIsGenerated="true">
+      <option name="MAIN_CLASS_NAME" value="com.demo.Main" />
+      <module name="SecertChat" />
+      <extension name="coverage">
+        <pattern>
+          <option name="PATTERN" value="com.demo.*" />
+          <option name="ENABLED" value="true" />
+        </pattern>
+      </extension>
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
+    <recent_temporary>
+      <list>
+        <item itemvalue="Application.Main" />
+      </list>
+    </recent_temporary>
+  </component>
+  <component name="SharedIndexes">
+    <attachedChunks>
+      <set>
+        <option value="jdk-21.0.1-openjdk-21.0.1-3183f394aec4-7d648f2c" />
+      </set>
+    </attachedChunks>
+  </component>
+  <component name="SpellCheckerSettings" RuntimeDictionaries="0" Folders="0" CustomDictionaries="0" DefaultDictionary="application-level" UseSingleDictionary="true" transferred="true" />
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="811a1a5b-864d-422d-8a3e-ae5c23f73db2" name="Changes" comment="" />
+      <created>1706609824140</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1706609824140</updated>
+      <workItem from="1706609825252" duration="3029000" />
+      <workItem from="1708761106865" duration="603000" />
+      <workItem from="1708845460244" duration="1206000" />
+      <workItem from="1708928347641" duration="1210000" />
+      <workItem from="1709014702528" duration="2949000" />
+    </task>
+    <task id="LOCAL-00001" summary="first commit">
+      <option name="closed" value="true" />
+      <created>1706610011095</created>
+      <option name="number" value="00001" />
+      <option name="presentableId" value="LOCAL-00001" />
+      <option name="project" value="LOCAL" />
+      <updated>1706610011095</updated>
+    </task>
+    <task id="LOCAL-00002" summary="去除模板字符串">
+      <option name="closed" value="true" />
+      <created>1706614246479</created>
+      <option name="number" value="00002" />
+      <option name="presentableId" value="LOCAL-00002" />
+      <option name="project" value="LOCAL" />
+      <updated>1706614246479</updated>
+    </task>
+    <option name="localTasksCounter" value="3" />
+    <servers />
+  </component>
+  <component name="TypeScriptGeneratedFilesManager">
+    <option name="version" value="3" />
+  </component>
+  <component name="VcsManagerConfiguration">
+    <MESSAGE value="first commit" />
+    <MESSAGE value="去除模板字符串" />
+    <option name="LAST_COMMIT_MESSAGE" value="去除模板字符串" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/src/main/java/com/demo/SecretChat.java b/src/main/java/com/demo/SecretChat.java
index fa9ff9a..cd92fb0 100644
--- a/src/main/java/com/demo/SecretChat.java
+++ b/src/main/java/com/demo/SecretChat.java
@@ -60,7 +60,7 @@ public class SecretChat {
                             pipeline.addLast(new MyWebSocketServerHandler());
                         }
                     });
-            ChannelFuture sync = b.bind(7777).sync();
+            ChannelFuture sync = b.bind(6666).sync();
             sync.channel().closeFuture().sync();
         }catch (Exception e){
             e.printStackTrace();