feat: 实现API文档支持与系统优化

refactor(ArticleRepository): 修正@Param注解导入错误并优化查询方法
fix(ArticleService): 解决事务回滚问题并优化日志配置
feat(SecurityConfig): 添加Spring Security配置禁用默认认证
docs: 添加详细API文档README_API.md
feat(HelpController): 实现Markdown文档渲染API
style: 清理无用注释和导入
build: 更新pom.xml依赖和插件配置
chore: 优化application.properties配置

src/main/java/com/qf/myafterprojecy/MyAfterProjecyApplication.java

@@ -5,7 +5,6 @@ import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 
 @SpringBootApplication
-@MapperScan("com.qf.myafterprojecy.controller")
 public class MyAfterProjecyApplication {
 
     public static void main(String[] args) {