diff --git a/.idea/dataSources.local.xml b/.idea/dataSources.local.xml
index 17c4aa0..370f64a 100644
--- a/.idea/dataSources.local.xml
+++ b/.idea/dataSources.local.xml
@@ -5,7 +5,6 @@
       <database-info product="MySQL" version="8.0.40" jdbc-version="4.2" driver-name="MySQL Connector/J" driver-version="mysql-connector-j-8.2.0 (Revision: 06a1f724497fd81c6a659131fda822c9e5085b6c)" dbms="MYSQL" exact-version="8.0.40" exact-driver-version="8.2">
         <extra-name-characters>#@</extra-name-characters>
         <identifier-quote-string>`</identifier-quote-string>
-        <jdbc-catalog-is-schema>true</jdbc-catalog-is-schema>
       </database-info>
       <case-sensitivity plain-identifiers="lower" quoted-identifiers="lower" />
       <user-name>root</user-name>
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index eedadc4..f6ecb62 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -5,18 +5,10 @@
   </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/config/WebConfig.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.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/dataSources.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.idea/dataSources/6689f15a-5cd0-40b0-970c-713db3e7bac2.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/dataSources/6689f15a-5cd0-40b0-970c-713db3e7bac2.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/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/repository/UserRepository.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/example/myproject/repository/UserRepository.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/resources/application.properties" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/resources/application.properties" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/test/java/com/example/myproject/controller/UserControllerTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/test/java/com/example/myproject/controller/UserControllerTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/target/classes/application.properties" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/application.properties" 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/service/UserService.class" beforeDir="false" afterPath="$PROJECT_DIR$/target/classes/com/example/myproject/service/UserService.class" 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" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -49,37 +41,39 @@
     <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;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:/大三/PT/pt.sql&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": {
+    "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": "my-branch",
+    "kotlin-language-version-configured": "true",
+    "last_opened_file_path": "D:/PT/echo-backend/src/main/java/com/example/myproject/config",
+    "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:\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" />
     </key>
@@ -87,7 +81,7 @@
       <recent name="D:\study\学习资源\大三下\school\echo-backend\src\main\resources\mapper" />
     </key>
   </component>
-  <component name="RunManager" selected="JUnit.UserControllerTest.testUploadUserAvatar">
+  <component name="RunManager" selected="Spring Boot.MyProjectApplication">
     <configuration name="MyProjectApplication" type="Application" factoryName="Application" temporary="true">
       <option name="MAIN_CLASS_NAME" value="com.example.myproject.MyProjectApplication" />
       <module name="echo-backend" />
@@ -211,7 +205,8 @@
       <updated>1744348740342</updated>
       <workItem from="1749007243227" duration="1245000" />
       <workItem from="1749033374884" duration="7535000" />
-      <workItem from="1749048857906" duration="3104000" />
+      <workItem from="1749048857906" duration="4388000" />
+      <workItem from="1749109821491" duration="697000" />
     </task>
     <task id="LOCAL-00001" summary="pom">
       <option name="closed" value="true" />
@@ -262,4 +257,19 @@
     <MESSAGE value="pom" />
     <option name="LAST_COMMIT_MESSAGE" value="pom" />
   </component>
+  <component name="XDebuggerManager">
+    <breakpoint-manager>
+      <breakpoints>
+        <line-breakpoint enabled="true" type="java-method">
+          <url>file://$PROJECT_DIR$/src/test/java/com/example/myproject/controller/UserControllerTest.java</url>
+          <line>235</line>
+          <properties class="com.example.myproject.controller.UserControllerTest" method="testUploadUserAvatar">
+            <option name="EMULATED" value="true" />
+            <option name="WATCH_EXIT" value="false" />
+          </properties>
+          <option name="timeStamp" value="1" />
+        </line-breakpoint>
+      </breakpoints>
+    </breakpoint-manager>
+  </component>
 </project>
\ No newline at end of file