diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index a7cb21b..5e39899 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -5,14 +5,73 @@
   </component>
   <component name="ChangeListManager">
     <list default="true" id="f008fe30-0711-42e2-bb33-17dcfdbad387" name="Changes" comment="pom">
-      <change afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/controller/TrackerController.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/dto/param/AnnounceRequest.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/dataSources.local.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/dataSources.local.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/dataSources/6d2a7063-ae4c-471f-ae05-e32dede5d0ec.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/dataSources/6d2a7063-ae4c-471f-ae05-e32dede5d0ec.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/misc.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/misc.xml" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/com/example/myproject/mapper/UserMapper.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/mapper/UserMapper.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/pom.xml" beforeDir="false" afterPath="$PROJECT_DIR$/pom.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/example/myproject/config/WebConfig.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/config/WebConfig.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/example/myproject/controller/DynamicController.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/controller/DynamicController.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/example/myproject/controller/TorrentController.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/controller/TorrentController.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/example/myproject/controller/UserController.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/controller/UserController.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/example/myproject/entity/User.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/entity/User.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/example/myproject/entity/Users.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/entity/Users.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/example/myproject/service/DynamicService.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/service/DynamicService.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/example/myproject/service/PostService.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/service/PostService.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/example/myproject/service/TorrentService.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/service/TorrentService.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/example/myproject/service/UserService.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/service/UserService.java" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/src/main/java/com/example/myproject/service/serviceImpl/TorrentServiceImpl.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/service/serviceImpl/TorrentServiceImpl.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/mapper/UserMapper.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/mapper/UserMapper.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/test/java/com/example/myproject/controller/DynamicControllerTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/test/java/com/example/myproject/controller/DynamicControllerTest.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/common/base/PageParam.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/common/base/PageParam.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/common/base/ResPage.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/common/base/ResPage.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/common/base/Result.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/common/base/Result.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/config/TrackerConfig.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/config/TrackerConfig.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/config/WebConfig.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/config/WebConfig.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/controller/DynamicController.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/controller/DynamicController.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/controller/GroupController.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/controller/GroupController.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/controller/TorrentController.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/controller/TorrentController.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/controller/TrackerController.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/controller/TrackerController.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/controller/UserController.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/controller/UserController.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/dto/PromotionCreateDTO.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/dto/PromotionCreateDTO.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/dto/TorrentUpdateDTO.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/dto/TorrentUpdateDTO.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/dto/param/AnnounceRequest.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/dto/param/AnnounceRequest.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/dto/param/TorrentParam.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/dto/param/TorrentParam.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/dto/param/TorrentUploadParam.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/dto/param/TorrentUploadParam.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/dto/vo/TorrentVO.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/dto/vo/TorrentVO.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/entity/EntityBase.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/entity/EntityBase.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/entity/FavoriteEntity.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/entity/FavoriteEntity.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/entity/Promotion.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/entity/Promotion.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/entity/TorrentEntity.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/entity/TorrentEntity.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/entity/User.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/entity/User.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/entity/VerificationToken.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/entity/VerificationToken.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/service/CommentService.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/service/CommentService.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/service/DynamicService.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/service/DynamicService.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/service/GroupService.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/service/GroupService.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/service/LevelService.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/service/LevelService.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/service/PostService.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/service/PostService.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/service/TorrentService.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/service/TorrentService.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/service/UserMessageService.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/service/UserMessageService.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/service/UserService.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/service/UserService.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/service/serviceImpl/EmailServiceImpl.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/service/serviceImpl/EmailServiceImpl.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/service/serviceImpl/PromotionServiceImpl.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/service/serviceImpl/PromotionServiceImpl.class" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/service/serviceImpl/TorrentServiceImpl.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/service/serviceImpl/TorrentServiceImpl.class" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/uploads/torrents/1749131044219.jpg" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/utils/Result.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/utils/Result.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/utils/VerifyCode.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/utils/VerifyCode.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/files/files.torrent" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/output/valid.torrent" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/test-classes/com/example/myproject/controller/CommentControllerTest.class" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/test-classes/com/example/myproject/controller/DynamicControllerTest.class" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/test-classes/com/example/myproject/controller/GroupControllerTest.class" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/test-classes/com/example/myproject/controller/LevelControllerTest.class" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/test-classes/com/example/myproject/controller/PostControllerTest.class" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/test-classes/com/example/myproject/controller/TaskControllerTest.class" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/test-classes/com/example/myproject/controller/UserControllerTest.class" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/test-classes/com/example/myproject/controller/UserFollowControllerTest.class" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/test-classes/com/example/myproject/controller/UserMessageControllerTest.class" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/uploads/avatarUrl/1.jpg" beforeDir="false" afterPath="$PROJECT_DIR$/uploads/avatarUrl/1.jpg" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/uploads/avatarUrl/2.jpg" beforeDir="false" afterPath="$PROJECT_DIR$/uploads/avatarUrl/2.jpg" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/uploads/avatarUrl/3.jpg" beforeDir="false" afterPath="$PROJECT_DIR$/uploads/avatarUrl/3.jpg" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/uploads/avatarUrl/4.jpg" beforeDir="false" afterPath="$PROJECT_DIR$/uploads/avatarUrl/4.jpg" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -44,43 +103,49 @@
   &quot;associatedIndex&quot;: 0
 }</component>
   <component name="ProjectId" id="2vZNfNTEFyHApdxmHZ7Y0rlJjKB" />
-  <component name="ProjectLevelVcsManager" settingsEditedManually="true" />
+  <component name="ProjectLevelVcsManager" settingsEditedManually="true">
+    <ConfirmationsSetting value="2" id="Add" />
+  </component>
   <component name="ProjectViewState">
     <option name="hideEmptyMiddlePackages" value="true" />
     <option name="showLibraryContents" value="true" />
   </component>
-  <component name="PropertiesComponent">{
-  &quot;keyToString&quot;: {
-    &quot;JUnit.UserControllerTest.executor&quot;: &quot;Run&quot;,
-    &quot;JUnit.UserControllerTest.testUpdateUserAvatar.executor&quot;: &quot;Run&quot;,
-    &quot;JUnit.UserControllerTest.testUploadUserAvatar.executor&quot;: &quot;Run&quot;,
-    &quot;RequestMappingsPanelOrder0&quot;: &quot;0&quot;,
-    &quot;RequestMappingsPanelOrder1&quot;: &quot;1&quot;,
-    &quot;RequestMappingsPanelWidth0&quot;: &quot;75&quot;,
-    &quot;RequestMappingsPanelWidth1&quot;: &quot;75&quot;,
-    &quot;RunOnceActivity.OpenProjectViewOnStart&quot;: &quot;true&quot;,
-    &quot;RunOnceActivity.ShowReadmeOnStart&quot;: &quot;true&quot;,
-    &quot;RunOnceActivity.git.unshallow&quot;: &quot;true&quot;,
-    &quot;Spring Boot.MyProjectApplication.executor&quot;: &quot;Run&quot;,
-    &quot;git-widget-placeholder&quot;: &quot;my-branch&quot;,
-    &quot;kotlin-language-version-configured&quot;: &quot;true&quot;,
-    &quot;last_opened_file_path&quot;: &quot;D:/study/学习资源/大三下/school/pt2/echo-backend&quot;,
-    &quot;node.js.detected.package.eslint&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;settings.editor.selected.configurable&quot;: &quot;project.propVCSSupport.DirectoryMappings&quot;,
-    &quot;vue.rearranger.settings.migration&quot;: &quot;true&quot;,
-    &quot;应用程序.MyProjectApplication.executor&quot;: &quot;Run&quot;
+  <component name="PropertiesComponent"><![CDATA[{
+  "keyToString": {
+    "ASKED_ADD_EXTERNAL_FILES": "true",
+    "JUnit.UserControllerTest.executor": "Run",
+    "JUnit.UserControllerTest.testUpdateUserAvatar.executor": "Run",
+    "JUnit.UserControllerTest.testUploadUserAvatar.executor": "Run",
+    "RequestMappingsPanelOrder0": "0",
+    "RequestMappingsPanelOrder1": "1",
+    "RequestMappingsPanelWidth0": "75",
+    "RequestMappingsPanelWidth1": "75",
+    "RunOnceActivity.OpenProjectViewOnStart": "true",
+    "RunOnceActivity.ShowReadmeOnStart": "true",
+    "RunOnceActivity.git.unshallow": "true",
+    "Spring Boot.MyProjectApplication.executor": "Run",
+    "git-widget-placeholder": "完成pt与bt交互、补充图片资源",
+    "ignore.virus.scanning.warn.message": "true",
+    "kotlin-language-version-configured": "true",
+    "last_opened_file_path": "D:/Desktop/echo后端/echo-backend/images",
+    "node.js.detected.package.eslint": "true",
+    "node.js.selected.package.eslint": "(autodetect)",
+    "node.js.selected.package.tslint": "(autodetect)",
+    "nodejs_package_manager_path": "npm",
+    "settings.editor.selected.configurable": "project.propVCSSupport.DirectoryMappings",
+    "vue.rearranger.settings.migration": "true",
+    "应用程序.MyProjectApplication.executor": "Run"
   },
-  &quot;keyToStringList&quot;: {
-    &quot;DatabaseDriversLRU&quot;: [
-      &quot;mysql_aurora&quot;
+  "keyToStringList": {
+    "DatabaseDriversLRU": [
+      "mysql_aurora"
     ]
   }
-}</component>
+}]]></component>
   <component name="RecentsManager">
     <key name="CopyFile.RECENT_KEYS">
+      <recent name="D:\Desktop\echo后端\echo-backend\images" />
+      <recent name="D:\Desktop\echo后端\echo-backend\uploads\dynamic" />
       <recent name="D:\PT\echo-backend\src\main\java\com\example\myproject\config" />
       <recent name="D:\PT\echo-backend\src\main\java\com\example\myproject\service" />
       <recent name="D:\PT\echo-backend\src\main\java\com\example\myproject\controller" />
@@ -195,14 +260,6 @@
       </list>
     </recent_temporary>
   </component>
-  <component name="SharedIndexes">
-    <attachedChunks>
-      <set>
-        <option value="bundled-jdk-9823dce3aa75-fdfe4dae3a2d-intellij.indexing.shared.core-IU-243.21565.193" />
-        <option value="bundled-js-predefined-d6986cc7102b-e768b9ed790e-JavaScript-IU-243.21565.193" />
-      </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">
@@ -215,6 +272,7 @@
       <workItem from="1749033374884" duration="7535000" />
       <workItem from="1749048857906" duration="4388000" />
       <workItem from="1749109821491" duration="5517000" />
+      <workItem from="1749206945935" duration="4467000" />
     </task>
     <task id="LOCAL-00001" summary="pom">
       <option name="closed" value="true" />
@@ -262,6 +320,7 @@
     </option>
   </component>
   <component name="VcsManagerConfiguration">
+    <option name="ADD_EXTERNAL_FILES_SILENTLY" value="true" />
     <MESSAGE value="pom" />
     <option name="LAST_COMMIT_MESSAGE" value="pom" />
   </component>