feat: 添加UTF-8编码支持并优化DTO验证

refactor: 重构用户服务密码更新逻辑
fix: 删除不再使用的MarkdownDto类
style: 清理日志文件并优化日志配置
build: 更新pom.xml配置以支持UTF-8编码
docs: 更新application.properties配置文档

pom.xml

@@ -138,6 +138,7 @@
                 <configuration>
                     <mainClass>com.qf.myafterprojecy.MyAfterProjecyApplication</mainClass>
                     <skip>false</skip>
+                    <jvmArguments>-Dfile.encoding=UTF-8 -Dsun.stdout.encoding=UTF-8 -Dsun.stderr.encoding=UTF-8</jvmArguments>
                 </configuration>
                 <executions>
                     <execution>
@@ -149,6 +150,17 @@
                 </executions>
             </plugin>
         </plugins>
+        <!-- 确保项目编译和资源处理使用UTF-8编码 -->
+        <sourceDirectory>src/main/java</sourceDirectory>
+        <resources>
+            <resource>
+                <directory>src/main/resources</directory>
+                <filtering>true</filtering>
+                <includes>
+                    <include>**/*</include>
+                </includes>
+            </resource>
+        </resources>
     </build>
 
 </project>