diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 1f20988..a8762d7 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -6,17 +6,19 @@
   <component name="ChangeListManager">
     <list default="true" id="f008fe30-0711-42e2-bb33-17dcfdbad387" name="Changes" comment="pom">
       <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/MyProjectApplication.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/MyProjectApplication.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/example/myproject/controller/PromotionController.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/controller/PromotionController.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/entity/TorrentReport.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/entity/TorrentReport.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/example/myproject/mapper/TorrentMapper.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/mapper/TorrentMapper.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/serviceImpl/PromotionServiceImpl.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/service/serviceImpl/PromotionServiceImpl.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/MyProjectApplication.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/MyProjectApplication.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/resources/mapper/TorrentMapper.xml" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/resources/mapper/TorrentMapper.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/controller/PromotionController.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/controller/PromotionController.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/entity/TorrentReport$TorrentReportBuilder.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/entity/TorrentReport$TorrentReportBuilder.class" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/entity/TorrentReport.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/entity/TorrentReport.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/com/example/myproject/mapper/TorrentMapper.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/mapper/TorrentMapper.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/serviceImpl/TorrentServiceImpl.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/service/serviceImpl/TorrentServiceImpl.class" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/target/classes/mapper/TorrentMapper.xml" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/mapper/TorrentMapper.xml" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -55,38 +57,38 @@
     <option name="hideEmptyMiddlePackages" value="true" />
     <option name="showLibraryContents" value="true" />
   </component>
-  <component name="PropertiesComponent">{
-        &quot;keyToString&quot;: {
-        &quot;ASKED_ADD_EXTERNAL_FILES&quot;: &quot;true&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;完成pt与bt交互、补充图片资源&quot;,
-        &quot;ignore.virus.scanning.warn.message&quot;: &quot;true&quot;,
-        &quot;kotlin-language-version-configured&quot;: &quot;true&quot;,
-        &quot;last_opened_file_path&quot;: &quot;D:/Desktop/echo后端/echo-backend/images&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;
-        },
-        &quot;keyToStringList&quot;: {
-        &quot;DatabaseDriversLRU&quot;: [
-        &quot;mysql_aurora&quot;
-        ]
-        }
-        }</component>
+  <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:/study/学习资源/大三下/school/java-ee/live-reward-system",
+    "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"
+  },
+  "keyToStringList": {
+    "DatabaseDriversLRU": [
+      "mysql_aurora"
+    ]
+  }
+}]]></component>
   <component name="RecentsManager">
     <key name="CopyFile.RECENT_KEYS">
       <recent name="D:\Desktop\echo后端\echo-backend\images" />