chore: 清理冗余注释，保留字段/业务含义注释

src/main/java/com/guo/learningprogresstracker/config/JacksonConfig.java

@@ -10,21 +10,16 @@ import org.springframework.http.converter.json.Jackson2ObjectMapperBuilder;
 
 import java.time.LocalDateTime;
 
-/**
- * @author guo
- */
 @Configuration
 public class JacksonConfig {
     @Bean
     public ObjectMapper objectMapper(Jackson2ObjectMapperBuilder builder) {
         ObjectMapper mapper = builder.build();
 
-        // 注册自定义序列化器
         SimpleModule module = new SimpleModule();
         module.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer());
         mapper.registerModule(module);
 
-        // 关闭序列化为时间戳（使用字符串格式）
         mapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
 
         return mapper;

src/main/java/com/guo/learningprogresstracker/config/WebMvcDevConfig.java

@@ -13,9 +13,6 @@ import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 import java.util.Arrays;
 
-/**
- * @author Administrator
- */
 @Profile("dev")
 @Configuration
 @Slf4j
@@ -24,11 +21,9 @@ public class WebMvcDevConfig implements WebMvcConfigurer {
 
     private final CorsProperties corsProperties;
 
-    // 注册拦截器
     @Override
     public void addInterceptors(InterceptorRegistry registry) {
         registry.addInterceptor(new SaInterceptor(handle -> {
-                    // OPTIONS 请求直接放行
                     if ("OPTIONS".equalsIgnoreCase(SaHolder.getRequest().getMethod())) {
                         return;
                     }

src/main/java/com/guo/learningprogresstracker/config/WebMvcProdConfig.java

@@ -30,10 +30,8 @@ public class WebMvcProdConfig implements WebMvcConfigurer {
                 .allowCredentials(true);
     }
 
-    // 注册拦截器
     @Override
     public void addInterceptors(InterceptorRegistry registry) {
-        // 注册 Sa-Token 拦截器，校验规则为 StpUtil.checkLogin() 登录校验。
         registry.addInterceptor(new SaInterceptor(handle -> StpUtil.checkLogin()))
                 .addPathPatterns("/**")
                 .excludePathPatterns("/login");

src/main/java/com/guo/learningprogresstracker/config/serializer/LocalDateTimeSerializer.java

@@ -9,8 +9,6 @@ import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
 
 public class LocalDateTimeSerializer extends StdSerializer<LocalDateTime> {
-
-    // 修改为ISO 8601格式，末尾带Z，表示UTC时区
     private static final DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss'Z'");
 
     public LocalDateTimeSerializer() {
@@ -22,7 +20,6 @@ public class LocalDateTimeSerializer extends StdSerializer<LocalDateTime> {
         if (value == null) {
             gen.writeNull();
         } else {
-            // 这里假设LocalDateTime是UTC时间，直接格式化并加Z
             String formattedDate = value.format(formatter);
             gen.writeString(formattedDate);
         }