commit 539dc418688c9516ebe42e534b1f9e76067d41ff
Author: likingcode <likingcode@users.noreply.github.com>
Date:   Sat Mar 7 05:43:15 2026 +0000

    feat: Spring Boot示例项目
    
    - 基础Spring Boot配置
    - Docker支持

diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..dd17c5c
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,8 @@
+FROM eclipse-temurin:17-jdk-alpine
+WORKDIR /app
+RUN apk add --no-cache maven
+COPY pom.xml .
+COPY src ./src
+RUN mvn clean package -DskipTests
+EXPOSE 8082
+CMD ["java", "-jar", "target/demo-0.0.1-SNAPSHOT.jar"]
diff --git a/pom.xml b/pom.xml
new file mode 100644
index 0000000..977b95e
--- /dev/null
+++ b/pom.xml
@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 
+         https://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>3.2.0</version>
+    </parent>
+    
+    <groupId>com.example</groupId>
+    <artifactId>demo</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <name>springboot-demo</name>
+    
+    <properties>
+        <java.version>17</java.version>
+    </properties>
+    
+    <dependencies>
+        <!-- Web -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        
+        <!-- AOP 切面编程 -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-aop</artifactId>
+        </dependency>
+        
+        <!-- Actuator 监控 -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-actuator</artifactId>
+        </dependency>
+        
+        <!-- 测试 -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+    
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+</project>
\ No newline at end of file
diff --git a/springboot.log b/springboot.log
new file mode 100644
index 0000000..fd424ad
--- /dev/null
+++ b/springboot.log
@@ -0,0 +1,38 @@
+
+  .   ____          _            __ _ _
+ /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
+( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
+ \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
+  '  |____| .__|_| |_|_| |_\__, | / / / /
+ =========|_|==============|___/=/_/_/_/
+ :: Spring Boot ::                (v3.2.0)
+
+2026-03-06T17:09:02.230Z  INFO 1154290 --- [springboot-demo] [           main] com.example.demo.DemoApplication         : Starting DemoApplication v0.0.1-SNAPSHOT using Java 21.0.10 with PID 1154290 (/home/llm/projects/springboot-demo/target/demo-0.0.1-SNAPSHOT.jar started by llm in /home/llm/projects/springboot-demo)
+2026-03-06T17:09:02.380Z  INFO 1154290 --- [springboot-demo] [           main] com.example.demo.DemoApplication         : No active profile set, falling back to 1 default profile: "default"
+2026-03-06T17:10:05.868Z  INFO 1154290 --- [springboot-demo] [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port 8082 (http)
+2026-03-06T17:10:06.093Z  INFO 1154290 --- [springboot-demo] [           main] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
+2026-03-06T17:10:06.093Z  INFO 1154290 --- [springboot-demo] [           main] o.apache.catalina.core.StandardEngine    : Starting Servlet engine: [Apache Tomcat/10.1.16]
+2026-03-06T17:10:07.996Z  INFO 1154290 --- [springb2026-03-06T17:10:12.808Z  INFO 1153691 --- [springboot-demo] [           main] o.s.b.a.e.web.EndpointLinksResolver      : Exposing 1 endpoint(s) beneath base path '/actuator'
+2026-03-06T17:10:14.838Z  INFO 1153691 --- [springboot-demo] [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat start2026-03-06T17:10:23.314Z  INFO 1154290 --- [springboot-demo] [           main] o.s.b.a.w.s.WelcomePageHandlerMapping    : Adding welcome page: class path resource [static/index.html]
+2026-03-06T17:10:40.414Z  INFO 1154290 --- [springboot-demo] [           main] o.s.b.a.e.web.EndpointLinksResolver      : Exposing 1 endpoint(s) beneath base path '/actuator'
+2026-03-06T17:10:41.395Z  INFO 1154290 --- [springboot-demo] [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port 8082 (http) with context path ''
+2026-03-06T17:10:41.541Z  INFO 1154290 --- [springboot-demo] [           main] com.example.demo.DemoApplication         : Started DemoApplication in 116.974 seconds (process running for 133.101)
+[EventListener] Spring Boot 应用启动完成！
+2026-03-06T17:11:05.601Z  INFO 1154290 --- [springboot-demo] [nio-8082-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring DispatcherServlet 'dispatcherServlet'
+2026-03-06T17:11:05.601Z  INFO 1154290 --- [springboot-demo] [nio-8082-exec-1] o.s.web.servlet.DispatcherServlet        : Initializing Servlet 'dispatcherServlet'
+2026-03-06T17:11:05.619Z  INFO 1154290 --- [springboot-demo] [nio-8082-exec-1] o.s.web.servlet.DispatcherServlet        : Completed initialization in 13 ms
+[AOP-Before] Controller 方法开始: root
+  参数: []
+[AOP-AfterReturning] 方法返回: root
+  返回值: {aop=https://spring.xiaoxiaoluohao.indevs.in/aop, learn=https://spring.xiaoxiaoluohao.indevs.in/learn, api=https://spring.xiaoxiaoluohao.indevs.in/api/users, message=欢迎来到 Spring Boot 学习脚手架！}
+[AOP-Performance] LearnController.root() 执行耗时: 18ms
+[AOP-Before] Controller 方法开始: root
+  参数: []
+[AOP-AfterReturning] 方法返回: root
+  返回值: {aop=https://spring.xiaoxiaoluohao.indevs.in/aop, learn=https://spring.xiaoxiaoluohao.indevs.in/learn, api=https://spring.xiaoxiaoluohao.indevs.in/api/users, message=欢迎来到 Spring Boot 学习脚手架！}
+[AOP-Performance] LearnController.root() 执行耗时: 0ms
+[AOP-Before] Controller 方法开始: root
+  参数: []
+[AOP-AfterReturning] 方法返回: root
+  返回值: {aop=https://spring.xiaoxiaoluohao.indevs.in/aop, learn=https://spring.xiaoxiaoluohao.indevs.in/learn, api=https://spring.xiaoxiaoluohao.indevs.in/api/users, message=欢迎来到 Spring Boot 学习脚手架！}
+[AOP-Performance] LearnController.root() 执行耗时: 3ms
diff --git a/src/main/java/com/example/demo/DemoApplication.java b/src/main/java/com/example/demo/DemoApplication.java
new file mode 100644
index 0000000..cd0954e
--- /dev/null
+++ b/src/main/java/com/example/demo/DemoApplication.java
@@ -0,0 +1,23 @@
+package com.example.demo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.scheduling.annotation.EnableAsync;
+import org.springframework.scheduling.annotation.EnableScheduling;
+
+/**
+ * Spring Boot 主应用
+ * 
+ * 学习点：
+ * - @SpringBootApplication 组合注解
+ * - @EnableAsync 启用异步处理
+ * - @EnableScheduling 启用定时任务
+ */
+@SpringBootApplication
+@EnableAsync
+@EnableScheduling
+public class DemoApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(DemoApplication.class, args);
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/demo/aop/LoggingAspect.java b/src/main/java/com/example/demo/aop/LoggingAspect.java
new file mode 100644
index 0000000..a588952
--- /dev/null
+++ b/src/main/java/com/example/demo/aop/LoggingAspect.java
@@ -0,0 +1,75 @@
+package com.example.demo.aop;
+
+import org.aspectj.lang.JoinPoint;
+import org.aspectj.lang.ProceedingJoinPoint;
+import org.aspectj.lang.annotation.*;
+import org.springframework.stereotype.Component;
+
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * 日志切面 - 演示 AOP 基础
+ * 
+ * 学习点：
+ * - @Aspect 定义切面
+ * - @Pointcut 切入点表达式
+ * - @Before / @After / @Around 通知类型
+ * - JoinPoint 获取方法信息
+ */
+@Aspect
+@Component
+public class LoggingAspect {
+    
+    /**
+     * 切入点：所有 Controller 方法
+     */
+    @Pointcut("execution(* com.example.demo.controller.*.*(..))")
+    public void controllerMethods() {}
+    
+    /**
+     * 切入点：所有 Service 方法
+     */
+    @Pointcut("execution(* com.example.demo.service.*.*(..))")
+    public void serviceMethods() {}
+    
+    /**
+     * 前置通知 - 方法执行前
+     */
+    @Before("controllerMethods()")
+    public void logBeforeController(JoinPoint joinPoint) {
+        System.out.println("[AOP-Before] Controller 方法开始: " + 
+            joinPoint.getSignature().getName());
+        System.out.println("  参数: " + Arrays.toString(joinPoint.getArgs()));
+    }
+    
+    /**
+     * 后置通知 - 方法执行后（无论成功或异常）
+     */
+    @After("serviceMethods()")
+    public void logAfterService(JoinPoint joinPoint) {
+        System.out.println("[AOP-After] Service 方法结束: " + 
+            joinPoint.getSignature().getName());
+    }
+    
+    /**
+     * 返回通知 - 方法成功返回后
+     */
+    @AfterReturning(pointcut = "controllerMethods()", returning = "result")
+    public void logAfterReturning(JoinPoint joinPoint, Object result) {
+        System.out.println("[AOP-AfterReturning] 方法返回: " + 
+            joinPoint.getSignature().getName());
+        System.out.println("  返回值: " + result);
+    }
+    
+    /**
+     * 异常通知 - 方法抛出异常后
+     */
+    @AfterThrowing(pointcut = "controllerMethods() || serviceMethods()", throwing = "error")
+    public void logAfterThrowing(JoinPoint joinPoint, Throwable error) {
+        System.out.println("[AOP-AfterThrowing] 方法异常: " + 
+            joinPoint.getSignature().getName());
+        System.out.println("  异常: " + error.getMessage());
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/demo/aop/PerformanceAspect.java b/src/main/java/com/example/demo/aop/PerformanceAspect.java
new file mode 100644
index 0000000..5681098
--- /dev/null
+++ b/src/main/java/com/example/demo/aop/PerformanceAspect.java
@@ -0,0 +1,77 @@
+package com.example.demo.aop;
+
+import org.aspectj.lang.ProceedingJoinPoint;
+import org.aspectj.lang.annotation.Around;
+import org.aspectj.lang.annotation.Aspect;
+import org.springframework.stereotype.Component;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+/**
+ * 性能监控切面 - 演示 @Around 环绕通知
+ * 
+ * 学习点：
+ * - @Around 最强大的通知类型
+ * - ProceedingJoinPoint 控制方法执行
+ * - 方法执行时间统计
+ */
+@Aspect
+@Component
+public class PerformanceAspect {
+    
+    // 方法执行时间统计
+    private final Map<String, Long> totalTimes = new ConcurrentHashMap<>();
+    private final Map<String, Long> callCounts = new ConcurrentHashMap<>();
+    
+    /**
+     * 环绕通知 - 统计方法执行时间
+     */
+    @Around("execution(* com.example.demo.controller.*.*(..)) || " +
+            "execution(* com.example.demo.service.*.*(..))")
+    public Object measureExecutionTime(ProceedingJoinPoint joinPoint) throws Throwable {
+        String methodName = joinPoint.getSignature().toShortString();
+        
+        long startTime = System.currentTimeMillis();
+        
+        try {
+            // 执行目标方法
+            Object result = joinPoint.proceed();
+            
+            long endTime = System.currentTimeMillis();
+            long duration = endTime - startTime;
+            
+            // 记录统计
+            totalTimes.merge(methodName, duration, Long::sum);
+            callCounts.merge(methodName, 1L, Long::sum);
+            
+            System.out.println("[AOP-Performance] " + methodName + 
+                " 执行耗时: " + duration + "ms");
+            
+            return result;
+        } catch (Throwable e) {
+            long endTime = System.currentTimeMillis();
+            System.out.println("[AOP-Performance] " + methodName + 
+                " 异常耗时: " + (endTime - startTime) + "ms");
+            throw e;
+        }
+    }
+    
+    /**
+     * 获取性能统计
+     */
+    public Map<String, Map<String, Long>> getStatistics() {
+        Map<String, Map<String, Long>> stats = new HashMap<>();
+        
+        for (String method : totalTimes.keySet()) {
+            Map<String, Long> methodStats = new HashMap<>();
+            methodStats.put("totalTime", totalTimes.get(method));
+            methodStats.put("callCount", callCounts.get(method));
+            methodStats.put("avgTime", totalTimes.get(method) / callCounts.get(method));
+            stats.put(method, methodStats);
+        }
+        
+        return stats;
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/demo/aop/RateLimitAspect.java b/src/main/java/com/example/demo/aop/RateLimitAspect.java
new file mode 100644
index 0000000..66cf663
--- /dev/null
+++ b/src/main/java/com/example/demo/aop/RateLimitAspect.java
@@ -0,0 +1,70 @@
+package com.example.demo.aop;
+
+import org.aspectj.lang.ProceedingJoinPoint;
+import org.aspectj.lang.annotation.Around;
+import org.aspectj.lang.annotation.Aspect;
+import org.springframework.core.annotation.Order;
+import org.springframework.stereotype.Component;
+
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.atomic.AtomicLong;
+
+/**
+ * 限流切面 - 演示 AOP 实现横切关注点
+ * 
+ * 学习点：
+ * - @Order 控制切面执行顺序
+ * - AOP 实现非功能性需求
+ * - 横切关注点与业务逻辑分离
+ */
+@Aspect
+@Component
+@Order(1)  // 数字越小优先级越高
+public class RateLimitAspect {
+    
+    // 简单的限流计数器（实际项目用 Redis + Token Bucket）
+    private final Map<String, AtomicLong> requestCounts = new ConcurrentHashMap<>();
+    private final Map<String, Long> lastResetTime = new ConcurrentHashMap<>();
+    
+    // 每分钟最大请求数
+    private static final long MAX_REQUESTS_PER_MINUTE = 100;
+    
+    /**
+     * 限流检查
+     */
+    @Around("@annotation(com.example.demo.aop.RateLimited)")
+    public Object enforceRateLimit(ProceedingJoinPoint joinPoint) throws Throwable {
+        String methodName = joinPoint.getSignature().toShortString();
+        
+        long currentTime = System.currentTimeMillis();
+        Long lastReset = lastResetTime.get(methodName);
+        
+        // 每分钟重置计数器
+        if (lastReset == null || currentTime - lastReset > 60000) {
+            requestCounts.put(methodName, new AtomicLong(0));
+            lastResetTime.put(methodName, currentTime);
+        }
+        
+        AtomicLong count = requestCounts.get(methodName);
+        long currentCount = count.incrementAndGet();
+        
+        if (currentCount > MAX_REQUESTS_PER_MINUTE) {
+            throw new RuntimeException("请求过于频繁，请稍后再试 (Rate Limit)");
+        }
+        
+        System.out.println("[AOP-RateLimit] " + methodName + 
+            " 当前计数: " + currentCount + "/" + MAX_REQUESTS_PER_MINUTE);
+        
+        return joinPoint.proceed();
+    }
+    
+    /**
+     * 获取限流状态
+     */
+    public Map<String, Long> getRateLimitStatus() {
+        Map<String, Long> status = new ConcurrentHashMap<>();
+        requestCounts.forEach((k, v) -> status.put(k, v.get()));
+        return status;
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/demo/aop/RateLimited.java b/src/main/java/com/example/demo/aop/RateLimited.java
new file mode 100644
index 0000000..efd3afc
--- /dev/null
+++ b/src/main/java/com/example/demo/aop/RateLimited.java
@@ -0,0 +1,28 @@
+package com.example.demo.aop;
+
+import java.lang.annotation.*;
+
+/**
+ * 限流注解 - 自定义注解配合 AOP 使用
+ * 
+ * 学习点：
+ * - 自定义注解定义
+ * - @Retention 保留策略
+ * - @Target 目标元素
+ * - 注解 + AOP 实现声明式功能
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.METHOD)
+@Documented
+public @interface RateLimited {
+    
+    /**
+     * 每分钟最大请求数
+     */
+    long value() default 100;
+    
+    /**
+     * 限流提示消息
+     */
+    String message() default "请求过于频繁，请稍后再试";
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/demo/controller/AopEventController.java b/src/main/java/com/example/demo/controller/AopEventController.java
new file mode 100644
index 0000000..ac2ec67
--- /dev/null
+++ b/src/main/java/com/example/demo/controller/AopEventController.java
@@ -0,0 +1,177 @@
+package com.example.demo.controller;
+
+import com.example.demo.aop.PerformanceAspect;
+import com.example.demo.aop.RateLimitAspect;
+import com.example.demo.aop.RateLimited;
+import com.example.demo.event.UserEventPublisher;
+import com.example.demo.model.User;
+import com.example.demo.service.UserService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * AOP 和事件机制学习控制器
+ */
+@RestController
+@RequestMapping("/aop")
+public class AopEventController {
+
+    @Autowired
+    private UserService userService;
+
+    @Autowired
+    private UserEventPublisher eventPublisher;
+
+    @Autowired
+    private PerformanceAspect performanceAspect;
+
+    @Autowired
+    private RateLimitAspect rateLimitAspect;
+
+    /**
+     * 学习首页
+     */
+    @GetMapping
+    public Map<String, Object> index() {
+        Map<String, Object> info = new HashMap<>();
+        info.put("message", "Spring Boot 学习中心");
+        info.put("topics", new String[]{
+            "AOP 切面编程",
+            "事件机制",
+            "Bean 生命周期"
+        });
+        info.put("endpoints", new String[]{
+            "GET  /aop          - AOP 概念说明",
+            "GET  /aop/stats    - 性能统计",
+            "GET  /aop/event    - 事件机制说明",
+            "POST /aop/event/publish - 发布用户事件",
+            "GET  /aop/event/history - 查看事件历史",
+            "GET  /aop/ratelimit    - 限流测试"
+        });
+        return info;
+    }
+
+    // ==================== AOP 示例 ====================
+
+    /**
+     * AOP 概念说明
+     */
+    @GetMapping("/aop")
+    public Map<String, Object> aopInfo() {
+        Map<String, Object> info = new HashMap<>();
+        info.put("title", "AOP 切面编程");
+        info.put("concepts", new String[]{
+            "Aspect（切面）: 横切关注点的模块化",
+            "JoinPoint（连接点）: 程序执行的某个点",
+            "Pointcut（切入点）: 匹配连接点的表达式",
+            "Advice（通知）: 在连接点执行的动作",
+            "Weaving（织入）: 将切面应用到目标对象"
+        });
+        info.put("adviceTypes", new String[]{
+            "@Before - 方法执行前",
+            "@After - 方法执行后（无论成功或异常）",
+            "@AfterReturning - 方法成功返回后",
+            "@AfterThrowing - 方法抛出异常后",
+            "@Around - 环绕通知（最强大）"
+        });
+        info.put("useCases", new String[]{
+            "日志记录",
+            "性能监控",
+            "事务管理",
+            "权限检查",
+            "限流控制"
+        });
+        return info;
+    }
+
+    /**
+     * 查看性能统计
+     */
+    @GetMapping("/aop/stats")
+    public Map<String, Object> getPerformanceStats() {
+        Map<String, Object> result = new HashMap<>();
+        result.put("title", "方法性能统计");
+        result.put("description", "由 PerformanceAspect 自动收集");
+        result.put("statistics", performanceAspect.getStatistics());
+        return result;
+    }
+
+    // ==================== 事件机制示例 ====================
+
+    /**
+     * 事件机制说明
+     */
+    @GetMapping("/event")
+    public Map<String, Object> eventInfo() {
+        Map<String, Object> info = new HashMap<>();
+        info.put("title", "Spring 事件机制");
+        info.put("concepts", new String[]{
+            "ApplicationEventPublisher - 事件发布者",
+            "@EventListener - 事件监听器",
+            "@Async - 异步处理事件",
+            "condition - 条件过滤"
+        });
+        info.put("benefits", new String[]{
+            "解耦：发布者和监听者互不依赖",
+            "扩展：新增监听器无需修改发布者",
+            "异步：耗时操作不阻塞主流程",
+            "测试：更容易进行单元测试"
+        });
+        info.put("eventTypes", new String[]{
+            "CREATED - 用户创建",
+            "UPDATED - 用户更新",
+            "DELETED - 用户删除",
+            "LOGIN - 用户登录"
+        });
+        return info;
+    }
+
+    /**
+     * 发布用户事件
+     */
+    @PostMapping("/event/publish")
+    public Map<String, Object> publishEvent(
+            @RequestParam Long userId,
+            @RequestParam String userName,
+            @RequestParam(defaultValue = "LOGIN") String eventType
+    ) {
+        eventPublisher.publishUserLogin(userId, userName);
+
+        Map<String, Object> result = new HashMap<>();
+        result.put("message", "事件已发布");
+        result.put("eventType", eventType);
+        result.put("userId", userId);
+        result.put("userName", userName);
+        return result;
+    }
+
+    /**
+     * 查看事件历史
+     */
+    @GetMapping("/event/history")
+    public Map<String, Object> getEventHistory() {
+        Map<String, Object> result = new HashMap<>();
+        result.put("title", "事件历史记录");
+        result.put("note", "由 UserEventListener 自动记录");
+        return result;
+    }
+
+    // ==================== 限流示例 ====================
+
+    /**
+     * 限流测试接口
+     */
+    @GetMapping("/ratelimit")
+    @RateLimited(value = 10, message = "测试限流：每分钟最多10次")
+    public Map<String, Object> testRateLimit() {
+        Map<String, Object> result = new HashMap<>();
+        result.put("message", "请求成功");
+        result.put("note", "使用 @RateLimited 注解");
+        result.put("rateLimitStatus", rateLimitAspect.getRateLimitStatus());
+        return result;
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/demo/controller/LearnController.java b/src/main/java/com/example/demo/controller/LearnController.java
new file mode 100644
index 0000000..ca14d73
--- /dev/null
+++ b/src/main/java/com/example/demo/controller/LearnController.java
@@ -0,0 +1,116 @@
+package com.example.demo.controller;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * 学习示例控制器
+ * 
+ * 学习点：
+ * - 各种参数接收方式
+ * - 配置注入
+ * - 响应格式
+ */
+@RestController
+public class LearnController {
+
+    // 从配置文件注入值
+    @Value("${spring.application.name:demo}")
+    private String appName;
+
+    /**
+     * 根路径 - 重定向到学习中心
+     */
+    @GetMapping("/")
+    public Map<String, Object> root() {
+        Map<String, Object> info = new HashMap<>();
+        info.put("message", "欢迎来到 Spring Boot 学习脚手架！");
+        info.put("learn", "https://spring.xiaoxiaoluohao.indevs.in/learn");
+        info.put("aop", "https://spring.xiaoxiaoluohao.indevs.in/aop");
+        info.put("api", "https://spring.xiaoxiaoluohao.indevs.in/api/users");
+        return info;
+    }
+
+    // GET /learn - API 信息
+    @GetMapping("/learn")
+    public Map<String, Object> info() {
+        Map<String, Object> info = new HashMap<>();
+        info.put("app", appName);
+        info.put("message", "欢迎学习 Spring Boot！");
+        info.put("endpoints", new String[]{
+            "GET  /learn/params?name=xxx&age=18 - 参数示例",
+            "POST /learn/body - JSON 请求体示例",
+            "GET  /learn/path/{id} - 路径变量示例",
+            "GET  /learn/header - 请求头示例",
+            "GET  /learn/cookie - Cookie 示例"
+        });
+        return info;
+    }
+
+    // GET /learn/params?name=xxx&age=18 - 查询参数
+    @GetMapping("/learn/params")
+    public Map<String, Object> params(
+            @RequestParam(required = false, defaultValue = "游客") String name,
+            @RequestParam(required = false, defaultValue = "0") Integer age
+    ) {
+        Map<String, Object> result = new HashMap<>();
+        result.put("name", name);
+        result.put("age", age);
+        result.put("tip", "使用 @RequestParam 接收查询参数");
+        return result;
+    }
+
+    // POST /learn/body - 请求体
+    @PostMapping("/learn/body")
+    public Map<String, Object> body(@RequestBody Map<String, Object> data) {
+        Map<String, Object> result = new HashMap<>();
+        result.put("received", data);
+        result.put("tip", "使用 @RequestBody 接收 JSON 请求体");
+        return result;
+    }
+
+    // GET /learn/path/{id} - 路径变量
+    @GetMapping("/learn/path/{id}")
+    public Map<String, Object> path(@PathVariable String id) {
+        Map<String, Object> result = new HashMap<>();
+        result.put("id", id);
+        result.put("tip", "使用 @PathVariable 接收路径变量");
+        return result;
+    }
+
+    // GET /learn/header - 请求头
+    @GetMapping("/learn/header")
+    public Map<String, Object> header(@RequestHeader(value = "User-Agent", required = false) String userAgent) {
+        Map<String, Object> result = new HashMap<>();
+        result.put("userAgent", userAgent);
+        result.put("tip", "使用 @RequestHeader 获取请求头");
+        return result;
+    }
+
+    // GET /learn/cookie - Cookie
+    @GetMapping("/learn/cookie")
+    public Map<String, Object> cookie(@CookieValue(value = "JSESSIONID", required = false) String sessionId) {
+        Map<String, Object> result = new HashMap<>();
+        result.put("sessionId", sessionId);
+        result.put("tip", "使用 @CookieValue 获取 Cookie");
+        return result;
+    }
+
+    // GET /learn/exception - 异常处理
+    @GetMapping("/learn/exception")
+    public String exception() {
+        throw new RuntimeException("这是一个测试异常");
+    }
+
+    // 全局异常处理
+    @ExceptionHandler(RuntimeException.class)
+    public Map<String, Object> handleException(RuntimeException e) {
+        Map<String, Object> result = new HashMap<>();
+        result.put("error", e.getMessage());
+        result.put("tip", "使用 @ExceptionHandler 处理异常");
+        return result;
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/demo/controller/PageController.java b/src/main/java/com/example/demo/controller/PageController.java
new file mode 100644
index 0000000..2be7278
--- /dev/null
+++ b/src/main/java/com/example/demo/controller/PageController.java
@@ -0,0 +1,16 @@
+package com.example.demo.controller;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
+
+/**
+ * 页面控制器 - 返回 HTML 页面
+ */
+@Controller
+public class PageController {
+
+    @GetMapping("/home")
+    public String home() {
+        return "forward:/index.html";
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/demo/controller/UserController.java b/src/main/java/com/example/demo/controller/UserController.java
new file mode 100644
index 0000000..758083d
--- /dev/null
+++ b/src/main/java/com/example/demo/controller/UserController.java
@@ -0,0 +1,64 @@
+package com.example.demo.controller;
+
+import com.example.demo.model.User;
+import com.example.demo.service.UserService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+/**
+ * 用户控制器 - RESTful API 示例
+ * 
+ * 学习点：
+ * - @RestController: 组合了 @Controller 和 @ResponseBody
+ * - @RequestMapping: 路由映射
+ * - @PathVariable: 路径变量
+ * - @RequestParam: 查询参数
+ * - @RequestBody: 请求体
+ */
+@RestController
+@RequestMapping("/api/users")
+public class UserController {
+
+    @Autowired
+    private UserService userService;
+
+    // GET /api/users - 获取所有用户
+    @GetMapping
+    public List<User> getAllUsers() {
+        return userService.findAll();
+    }
+
+    // GET /api/users/{id} - 获取单个用户
+    @GetMapping("/{id}")
+    public User getUserById(@PathVariable Long id) {
+        return userService.findById(id);
+    }
+
+    // POST /api/users - 创建用户
+    @PostMapping
+    public User createUser(@RequestBody User user) {
+        return userService.save(user);
+    }
+
+    // PUT /api/users/{id} - 更新用户
+    @PutMapping("/{id}")
+    public User updateUser(@PathVariable Long id, @RequestBody User user) {
+        user.setId(id);
+        return userService.save(user);
+    }
+
+    // DELETE /api/users/{id} - 删除用户
+    @DeleteMapping("/{id}")
+    public String deleteUser(@PathVariable Long id) {
+        userService.delete(id);
+        return "用户 " + id + " 已删除";
+    }
+
+    // GET /api/users/search?name=xxx - 搜索用户
+    @GetMapping("/search")
+    public List<User> searchUsers(@RequestParam String name) {
+        return userService.findByName(name);
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/demo/event/UserEventListener.java b/src/main/java/com/example/demo/event/UserEventListener.java
new file mode 100644
index 0000000..b121c06
--- /dev/null
+++ b/src/main/java/com/example/demo/event/UserEventListener.java
@@ -0,0 +1,80 @@
+package com.example.demo.event;
+
+import com.example.demo.model.UserEvent;
+import org.springframework.context.event.EventListener;
+import org.springframework.scheduling.annotation.Async;
+import org.springframework.stereotype.Component;
+import org.springframework.context.event.ContextRefreshedEvent;
+import org.springframework.boot.context.event.ApplicationReadyEvent;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.CopyOnWriteArrayList;
+
+/**
+ * 事件监听器 - 演示如何监听事件
+ * 
+ * 学习点：
+ * - @EventListener 注解
+ * - @Async 异步处理
+ * - 多监听器协作
+ * - 事件驱动架构的优势
+ */
+@Component
+public class UserEventListener {
+    
+    // 存储事件历史（演示用）
+    private final List<UserEvent> eventHistory = new CopyOnWriteArrayList<>();
+    
+    /**
+     * 监听用户事件 - 日志记录
+     */
+    @EventListener
+    public void handleUserEvent(UserEvent event) {
+        System.out.println("[EventListener] 收到事件: " + event.getType() + 
+            " - 用户: " + event.getUserName() + 
+            " - 时间: " + event.getTimestamp());
+        
+        // 记录到历史
+        eventHistory.add(event);
+    }
+    
+    /**
+     * 监听用户创建事件 - 发送欢迎邮件（模拟）
+     */
+    @EventListener(condition = "#event.type == T(com.example.demo.model.UserEvent$Type).CREATED")
+    @Async
+    public void handleUserCreated(UserEvent event) {
+        System.out.println("[EmailService] 发送欢迎邮件给: " + event.getUserName());
+        // 模拟邮件发送耗时
+        try {
+            Thread.sleep(100);
+        } catch (InterruptedException e) {
+            Thread.currentThread().interrupt();
+        }
+        System.out.println("[EmailService] 欢迎邮件发送完成");
+    }
+    
+    /**
+     * 监听用户登录事件 - 更新登录统计
+     */
+    @EventListener(condition = "#event.type == T(com.example.demo.model.UserEvent$Type).LOGIN")
+    public void handleUserLogin(UserEvent event) {
+        System.out.println("[LoginTracker] 记录用户登录: " + event.getUserName());
+    }
+    
+    /**
+     * 监听应用启动完成事件
+     */
+    @EventListener
+    public void onApplicationReady(ApplicationReadyEvent event) {
+        System.out.println("[EventListener] Spring Boot 应用启动完成！");
+    }
+    
+    /**
+     * 获取事件历史
+     */
+    public List<UserEvent> getEventHistory() {
+        return new ArrayList<>(eventHistory);
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/demo/event/UserEventPublisher.java b/src/main/java/com/example/demo/event/UserEventPublisher.java
new file mode 100644
index 0000000..fc13ef9
--- /dev/null
+++ b/src/main/java/com/example/demo/event/UserEventPublisher.java
@@ -0,0 +1,55 @@
+package com.example.demo.event;
+
+import com.example.demo.model.UserEvent;
+import org.springframework.context.ApplicationEventPublisher;
+import org.springframework.stereotype.Component;
+import org.springframework.beans.factory.annotation.Autowired;
+
+/**
+ * 事件发布器 - 演示如何发布事件
+ * 
+ * 学习点：
+ * - ApplicationEventPublisher 接口
+ * - 依赖注入发布器
+ * - 解耦：发布者不需要知道监听者
+ */
+@Component
+public class UserEventPublisher {
+    
+    @Autowired
+    private ApplicationEventPublisher eventPublisher;
+    
+    /**
+     * 发布用户事件
+     */
+    public void publishEvent(UserEvent event) {
+        System.out.println("[EventPublisher] 发布事件: " + event.getType() + " - " + event.getUserName());
+        eventPublisher.publishEvent(event);
+    }
+    
+    /**
+     * 便捷方法：发布用户创建事件
+     */
+    public void publishUserCreated(Long userId, String userName) {
+        UserEvent event = new UserEvent(
+            UserEvent.Type.CREATED,
+            userId,
+            userName,
+            "新用户注册成功"
+        );
+        publishEvent(event);
+    }
+    
+    /**
+     * 便捷方法：发布用户登录事件
+     */
+    public void publishUserLogin(Long userId, String userName) {
+        UserEvent event = new UserEvent(
+            UserEvent.Type.LOGIN,
+            userId,
+            userName,
+            "用户登录成功"
+        );
+        publishEvent(event);
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/demo/model/User.java b/src/main/java/com/example/demo/model/User.java
new file mode 100644
index 0000000..a3fe4d1
--- /dev/null
+++ b/src/main/java/com/example/demo/model/User.java
@@ -0,0 +1,34 @@
+package com.example.demo.model;
+
+/**
+ * 用户实体类
+ * 
+ * 学习点：
+ * - JavaBean / POJO 设计模式
+ * - Lombok 可以简化 getter/setter（这里用原生写法演示）
+ */
+public class User {
+    private Long id;
+    private String name;
+    private String email;
+    private Integer age;
+
+    public User() {}
+
+    public User(Long id, String name, String email, Integer age) {
+        this.id = id;
+        this.name = name;
+        this.email = email;
+        this.age = age;
+    }
+
+    // Getters and Setters
+    public Long getId() { return id; }
+    public void setId(Long id) { this.id = id; }
+    public String getName() { return name; }
+    public void setName(String name) { this.name = name; }
+    public String getEmail() { return email; }
+    public void setEmail(String email) { this.email = email; }
+    public Integer getAge() { return age; }
+    public void setAge(Integer age) { this.age = age; }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/demo/model/UserEvent.java b/src/main/java/com/example/demo/model/UserEvent.java
new file mode 100644
index 0000000..fe1bd29
--- /dev/null
+++ b/src/main/java/com/example/demo/model/UserEvent.java
@@ -0,0 +1,51 @@
+package com.example.demo.model;
+
+import java.time.LocalDateTime;
+
+/**
+ * 用户事件 - 演示 Spring 事件机制
+ * 
+ * 学习点：
+ * - ApplicationEvent 基类
+ * - 事件驱动架构
+ * - 观察者模式
+ */
+public class UserEvent {
+    
+    public enum Type {
+        CREATED,    // 用户创建
+        UPDATED,    // 用户更新
+        DELETED,    // 用户删除
+        LOGIN       // 用户登录
+    }
+    
+    private Type type;
+    private Long userId;
+    private String userName;
+    private LocalDateTime timestamp;
+    private String detail;
+    
+    public UserEvent() {
+        this.timestamp = LocalDateTime.now();
+    }
+    
+    public UserEvent(Type type, Long userId, String userName, String detail) {
+        this.type = type;
+        this.userId = userId;
+        this.userName = userName;
+        this.detail = detail;
+        this.timestamp = LocalDateTime.now();
+    }
+    
+    // Getters and Setters
+    public Type getType() { return type; }
+    public void setType(Type type) { this.type = type; }
+    public Long getUserId() { return userId; }
+    public void setUserId(Long userId) { this.userId = userId; }
+    public String getUserName() { return userName; }
+    public void setUserName(String userName) { this.userName = userName; }
+    public LocalDateTime getTimestamp() { return timestamp; }
+    public void setTimestamp(LocalDateTime timestamp) { this.timestamp = timestamp; }
+    public String getDetail() { return detail; }
+    public void setDetail(String detail) { this.detail = detail; }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/demo/service/UserService.java b/src/main/java/com/example/demo/service/UserService.java
new file mode 100644
index 0000000..e68dbb5
--- /dev/null
+++ b/src/main/java/com/example/demo/service/UserService.java
@@ -0,0 +1,69 @@
+package com.example.demo.service;
+
+import com.example.demo.model.User;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.atomic.AtomicLong;
+import java.util.stream.Collectors;
+
+/**
+ * 用户服务 - 业务逻辑层
+ * 
+ * 学习点：
+ * - @Service: 标记为服务层组件，自动注册为 Bean
+ * - 依赖注入：Controller 通过 @Autowired 注入此服务
+ * - 分层架构：Controller -> Service -> Repository
+ */
+@Service
+public class UserService {
+
+    // 内存存储（演示用，实际项目用数据库）
+    private final List<User> users = new ArrayList<>();
+    private final AtomicLong idGenerator = new AtomicLong(1);
+
+    public UserService() {
+        // 初始化一些测试数据
+        users.add(new User(idGenerator.getAndIncrement(), "张三", "zhangsan@example.com", 25));
+        users.add(new User(idGenerator.getAndIncrement(), "李四", "lisi@example.com", 30));
+        users.add(new User(idGenerator.getAndIncrement(), "王五", "wangwu@example.com", 28));
+    }
+
+    public List<User> findAll() {
+        return new ArrayList<>(users);
+    }
+
+    public User findById(Long id) {
+        return users.stream()
+                .filter(u -> u.getId().equals(id))
+                .findFirst()
+                .orElse(null);
+    }
+
+    public List<User> findByName(String name) {
+        return users.stream()
+                .filter(u -> u.getName().contains(name))
+                .collect(Collectors.toList());
+    }
+
+    public User save(User user) {
+        if (user.getId() == null) {
+            user.setId(idGenerator.getAndIncrement());
+            users.add(user);
+        } else {
+            // 更新
+            for (int i = 0; i < users.size(); i++) {
+                if (users.get(i).getId().equals(user.getId())) {
+                    users.set(i, user);
+                    break;
+                }
+            }
+        }
+        return user;
+    }
+
+    public void delete(Long id) {
+        users.removeIf(u -> u.getId().equals(id));
+    }
+}
\ No newline at end of file
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
new file mode 100644
index 0000000..9206665
--- /dev/null
+++ b/src/main/resources/application.properties
@@ -0,0 +1,2 @@
+server.port=8082
+spring.application.name=springboot-demo
diff --git a/src/main/resources/static/aop.html b/src/main/resources/static/aop.html
new file mode 100644
index 0000000..a10416a
--- /dev/null
+++ b/src/main/resources/static/aop.html
@@ -0,0 +1,177 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>AOP 切面编程 - Spring Boot</title>
+    <style>
+        * { margin: 0; padding: 0; box-sizing: border-box; }
+        body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; max-width: 900px; margin: 0 auto; padding: 20px; background: #f5f5f5; }
+        h1 { color: #6DB33F; margin: 20px 0; }
+        h2 { color: #333; border-bottom: 2px solid #6DB33F; padding-bottom: 10px; margin: 20px 0 15px; }
+        h3 { color: #6DB33F; margin: 15px 0 10px; }
+        .card { background: white; padding: 25px; margin: 15px 0; border-radius: 8px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
+        .btn { display: inline-block; padding: 12px 24px; border-radius: 8px; text-decoration: none; font-weight: 500; cursor: pointer; border: none; }
+        .btn-primary { background: #6DB33F; color: white; }
+        .btn-primary:hover { background: #5da32f; }
+        .btn-info { background: #17a2b8; color: white; }
+        code { background: #f0f0f0; padding: 2px 8px; border-radius: 4px; font-family: 'Fira Code', monospace; }
+        pre { background: #2d2d2d; color: #f8f8f2; padding: 20px; border-radius: 8px; overflow-x: auto; margin: 15px 0; }
+        pre code { background: none; color: inherit; }
+        table { width: 100%; border-collapse: collapse; margin: 15px 0; }
+        th, td { border: 1px solid #ddd; padding: 12px; text-align: left; }
+        th { background: #6DB33F; color: white; }
+        tr:nth-child(even) { background: #f9f9f9; }
+        .tip { background: #e7f3ff; padding: 15px; border-radius: 8px; margin: 15px 0; border-left: 4px solid #6DB33F; }
+        .warn { background: #fff3cd; padding: 15px; border-radius: 8px; margin: 15px 0; border-left: 4px solid #ffc107; }
+        .result-box { background: #2d2d2d; color: #f8f8f2; padding: 15px; border-radius: 8px; font-family: monospace; white-space: pre-wrap; margin-top: 10px; }
+        .nav { margin-bottom: 20px; }
+        .nav a { margin-right: 15px; color: #6DB33F; text-decoration: none; }
+        .nav a:hover { text-decoration: underline; }
+    </style>
+</head>
+<body>
+    <div class="nav">
+        <a href="/">← 返回首页</a>
+        <a href="/users.html">用户管理</a>
+        <a href="/events.html">事件机制</a>
+    </div>
+    
+    <h1>🔪 AOP 切面编程</h1>
+    
+    <div class="card">
+        <h3>📊 实时性能统计</h3>
+        <p>AOP 自动统计所有 Controller 和 Service 方法的执行时间</p>
+        <button class="btn btn-primary" onclick="loadStats()">刷新统计数据</button>
+        <div class="result-box" id="statsResult">点击按钮查看...</div>
+    </div>
+    
+    <h2>📚 AOP 核心概念</h2>
+    
+    <div class="card">
+        <h3>1. 什么是 AOP？</h3>
+        <p>AOP (Aspect-Oriented Programming) 面向切面编程，是将<strong>横切关注点</strong>与<strong>业务逻辑</strong>分离的编程范式。</p>
+        <div class="tip">
+            <strong>横切关注点：</strong>日志、事务、安全、性能监控等，散布在多个模块中的公共功能。
+        </div>
+    </div>
+    
+    <div class="card">
+        <h3>2. 核心术语</h3>
+        <table>
+            <tr><th>术语</th><th>说明</th></tr>
+            <tr><td><strong>Aspect (切面)</strong></td><td>横切关注点的模块化封装</td></tr>
+            <tr><td><strong>JoinPoint (连接点)</strong></td><td>程序执行的某个点（方法调用、异常抛出等）</td></tr>
+            <tr><td><strong>Pointcut (切入点)</strong></td><td>匹配连接点的表达式</td></tr>
+            <tr><td><strong>Advice (通知)</strong></td><td>在连接点执行的动作</td></tr>
+            <tr><td><strong>Weaving (织入)</strong></td><td>将切面应用到目标对象的过程</td></tr>
+        </table>
+    </div>
+    
+    <div class="card">
+        <h3>3. 五种通知类型</h3>
+        <table>
+            <tr><th>注解</th><th>执行时机</th><th>用途</th></tr>
+            <tr><td><code>@Before</code></td><td>方法执行前</td><td>参数校验、权限检查</td></tr>
+            <tr><td><code>@After</code></td><td>方法执行后（无论成功或异常）</td><td>资源清理</td></tr>
+            <tr><td><code>@AfterReturning</code></td><td>方法成功返回后</td><td>结果处理、日志记录</td></tr>
+            <tr><td><code>@AfterThrowing</code></td><td>方法抛出异常后</td><td>异常处理、错误日志</td></tr>
+            <tr><td><code>@Around</code></td><td>环绕方法执行（最强大）</td><td>性能统计、事务管理</td></tr>
+        </table>
+    </div>
+    
+    <h2>💻 代码示例</h2>
+    
+    <div class="card">
+        <h3>日志切面示例</h3>
+        <pre><code>@Aspect
+@Component
+public class LoggingAspect {
+    
+    // 切入点：匹配所有 Controller 方法
+    @Pointcut("execution(* com.example.demo.controller.*.*(..))")
+    public void controllerMethods() {}
+    
+    // 前置通知
+    @Before("controllerMethods()")
+    public void logBefore(JoinPoint jp) {
+        System.out.println("[AOP-Before] 方法开始: " + jp.getSignature().getName());
+    }
+    
+    // 返回通知
+    @AfterReturning(pointcut = "controllerMethods()", returning = "result")
+    public void logAfterReturning(JoinPoint jp, Object result) {
+        System.out.println("[AOP-AfterReturning] 返回值: " + result);
+    }
+}</code></pre>
+    </div>
+    
+    <div class="card">
+        <h3>性能监控切面 (@Around)</h3>
+        <pre><code>@Aspect
+@Component
+public class PerformanceAspect {
+    
+    @Around("execution(* com.example.demo..*.*(..))")
+    public Object measureTime(ProceedingJoinPoint pjp) throws Throwable {
+        long start = System.currentTimeMillis();
+        
+        try {
+            Object result = pjp.proceed(); // 执行目标方法
+            long duration = System.currentTimeMillis() - start;
+            System.out.println("[AOP] " + pjp.getSignature() + " 耗时: " + duration + "ms");
+            return result;
+        } catch (Throwable e) {
+            System.out.println("[AOP] 方法异常: " + e.getMessage());
+            throw e;
+        }
+    }
+}</code></pre>
+    </div>
+    
+    <div class="card">
+        <h3>切入点表达式语法</h3>
+        <pre><code>// 匹配任意公共方法
+execution(public * *(..))
+
+// 匹配 com.example 包下所有方法
+execution(* com.example.*.*(..))
+
+// 匹配 Controller 层所有方法
+execution(* com.example.demo.controller.*.*(..))
+
+// 匹配所有 Service 层的 save 开头的方法
+execution(* com.example.demo.service.*.save*(..))
+
+// 匹配带有 @Service 注解的类
+@within(org.springframework.stereotype.Service)
+
+// 匹配带有自定义注解的方法
+@annotation(com.example.demo.aop.RateLimited)</code></pre>
+    </div>
+    
+    <h2>🎯 实际应用场景</h2>
+    
+    <div class="card">
+        <table>
+            <tr><th>场景</th><th>实现方式</th></tr>
+            <tr><td>日志记录</td><td>@Before + @AfterReturning</td></tr>
+            <tr><td>性能监控</td><td>@Around</td></tr>
+            <tr><td>事务管理</td><td>@Around (Spring 已内置)</td></tr>
+            <tr><td>权限检查</td><td>@Before</td></tr>
+            <tr><td>限流控制</td><td>@Around + 自定义注解</td></tr>
+            <tr><td>缓存</td><td>@Around (Spring Cache)</td></tr>
+        </table>
+    </div>
+    
+    <p style="margin-top: 30px;"><a href="/">← 返回学习中心</a></p>
+    
+    <script>
+        async function loadStats() {
+            const res = await fetch('/aop/stats');
+            const data = await res.json();
+            document.getElementById('statsResult').textContent = JSON.stringify(data, null, 2);
+        }
+    </script>
+</body>
+</html>
\ No newline at end of file
diff --git a/src/main/resources/static/events.html b/src/main/resources/static/events.html
new file mode 100644
index 0000000..391dc9e
--- /dev/null
+++ b/src/main/resources/static/events.html
@@ -0,0 +1,213 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>事件机制 - Spring Boot</title>
+    <style>
+        * { margin: 0; padding: 0; box-sizing: border-box; }
+        body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; max-width: 900px; margin: 0 auto; padding: 20px; background: #f5f5f5; }
+        h1 { color: #6DB33F; margin: 20px 0; }
+        h2 { color: #333; border-bottom: 2px solid #6DB33F; padding-bottom: 10px; margin: 20px 0 15px; }
+        h3 { color: #6DB33F; margin: 15px 0 10px; }
+        .card { background: white; padding: 25px; margin: 15px 0; border-radius: 8px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
+        .btn { display: inline-block; padding: 12px 24px; border-radius: 8px; text-decoration: none; font-weight: 500; cursor: pointer; border: none; margin: 5px; }
+        .btn-primary { background: #6DB33F; color: white; }
+        .btn-primary:hover { background: #5da32f; }
+        .btn-info { background: #17a2b8; color: white; }
+        .btn-warning { background: #ffc107; color: #333; }
+        code { background: #f0f0f0; padding: 2px 8px; border-radius: 4px; font-family: 'Fira Code', monospace; }
+        pre { background: #2d2d2d; color: #f8f8f2; padding: 20px; border-radius: 8px; overflow-x: auto; margin: 15px 0; }
+        pre code { background: none; color: inherit; }
+        .tip { background: #e7f3ff; padding: 15px; border-radius: 8px; margin: 15px 0; border-left: 4px solid #6DB33F; }
+        .result-box { background: #2d2d2d; color: #f8f8f2; padding: 15px; border-radius: 8px; font-family: monospace; white-space: pre-wrap; margin-top: 10px; max-height: 300px; overflow-y: auto; }
+        table { width: 100%; border-collapse: collapse; margin: 15px 0; }
+        th, td { border: 1px solid #ddd; padding: 12px; text-align: left; }
+        th { background: #6DB33F; color: white; }
+        .event-flow { display: flex; align-items: center; justify-content: center; margin: 20px 0; }
+        .event-flow span { padding: 15px 25px; background: #6DB33F; color: white; border-radius: 8px; margin: 0 10px; }
+        .event-flow .arrow { font-size: 24px; color: #6DB33F; }
+        .nav { margin-bottom: 20px; }
+        .nav a { margin-right: 15px; color: #6DB33F; text-decoration: none; }
+        .nav a:hover { text-decoration: underline; }
+    </style>
+</head>
+<body>
+    <div class="nav">
+        <a href="/">← 返回首页</a>
+        <a href="/users.html">用户管理</a>
+        <a href="/aop.html">AOP 切面</a>
+    </div>
+    
+    <h1>📡 Spring 事件机制</h1>
+    
+    <div class="card">
+        <h3>🎉 事件发布演示</h3>
+        <p>模拟用户登录事件，观察事件发布和监听过程</p>
+        <div style="margin: 15px 0;">
+            <input type="text" id="userName" placeholder="用户名" value="张三" style="padding: 10px; border: 1px solid #ddd; border-radius: 4px; width: 150px;">
+            <input type="number" id="userId" placeholder="用户ID" value="1" style="padding: 10px; border: 1px solid #ddd; border-radius: 4px; width: 100px;">
+            <button class="btn btn-primary" onclick="publishEvent()">发布登录事件</button>
+        </div>
+        <div class="result-box" id="eventResult">等待事件发布...</div>
+    </div>
+    
+    <h2>🔄 事件机制流程</h2>
+    
+    <div class="event-flow">
+        <span>发布者</span>
+        <span class="arrow">→</span>
+        <span>ApplicationEventPublisher</span>
+        <span class="arrow">→</span>
+        <span>事件</span>
+        <span class="arrow">→</span>
+        <span>监听者</span>
+    </div>
+    
+    <div class="tip">
+        <strong>核心优势：</strong>
+        <ul style="margin-top: 10px; padding-left: 20px;">
+            <li><strong>解耦：</strong>发布者和监听者互不依赖</li>
+            <li><strong>扩展：</strong>新增监听器无需修改发布者</li>
+            <li><strong>异步：</strong>耗时操作不阻塞主流程</li>
+        </ul>
+    </div>
+    
+    <h2>💻 代码实现</h2>
+    
+    <div class="card">
+        <h3>1. 定义事件</h3>
+        <pre><code>public class UserEvent {
+    public enum Type { CREATED, UPDATED, DELETED, LOGIN }
+    
+    private Type type;
+    private Long userId;
+    private String userName;
+    private LocalDateTime timestamp;
+    
+    // constructor, getters...
+}</code></pre>
+    </div>
+    
+    <div class="card">
+        <h3>2. 发布事件</h3>
+        <pre><code>@Component
+public class UserEventPublisher {
+    
+    @Autowired
+    private ApplicationEventPublisher eventPublisher;
+    
+    public void publishUserLogin(Long userId, String userName) {
+        UserEvent event = new UserEvent(
+            UserEvent.Type.LOGIN,
+            userId,
+            userName,
+            "用户登录成功"
+        );
+        eventPublisher.publishEvent(event);
+    }
+}</code></pre>
+    </div>
+    
+    <div class="card">
+        <h3>3. 监听事件</h3>
+        <pre><code>@Component
+public class UserEventListener {
+    
+    // 基础监听
+    @EventListener
+    public void handleUserEvent(UserEvent event) {
+        System.out.println("收到事件: " + event.getType());
+    }
+    
+    // 条件监听 - 只处理登录事件
+    @EventListener(condition = "#event.type == T(com.example.demo.model.UserEvent$Type).LOGIN")
+    public void handleLogin(UserEvent event) {
+        System.out.println("用户登录: " + event.getUserName());
+    }
+    
+    // 异步监听 - 不阻塞主流程
+    @Async
+    @EventListener
+    public void sendWelcomeEmail(UserEvent event) {
+        // 发送邮件...
+    }
+}</code></pre>
+    </div>
+    
+    <div class="card">
+        <h3>4. 控制器中使用</h3>
+        <pre><code>@RestController
+@RequestMapping("/aop")
+public class AopEventController {
+    
+    @Autowired
+    private UserEventPublisher eventPublisher;
+    
+    @PostMapping("/event/publish")
+    public Map&lt;String, Object&gt; publishEvent(
+            @RequestParam Long userId,
+            @RequestParam String userName) {
+        
+        // 发布事件
+        eventPublisher.publishUserLogin(userId, userName);
+        
+        return Map.of(
+            "message", "事件已发布",
+            "userId", userId,
+            "userName", userName
+        );
+    }
+}</code></pre>
+    </div>
+    
+    <h2>🎯 应用场景</h2>
+    
+    <div class="card">
+        <table>
+            <tr><th>场景</th><th>事件类型</th><th>处理逻辑</th></tr>
+            <tr><td>用户注册</td><td>UserCreatedEvent</td><td>发送欢迎邮件、初始化数据</td></tr>
+            <tr><td>订单创建</td><td>OrderCreatedEvent</td><td>扣库存、发送通知</td></tr>
+            <tr><td>支付成功</td><td>PaymentSuccessEvent</td><td>更新订单状态、发送短信</td></tr>
+            <tr><td>用户登录</td><td>UserLoginEvent</td><td>记录登录日志、更新在线状态</td></tr>
+        </table>
+    </div>
+    
+    <div class="card">
+        <h3>💡 最佳实践</h3>
+        <ul style="line-height: 2; padding-left: 20px;">
+            <li>事件类应该是<strong>不可变</strong>的（只读属性）</li>
+            <li>使用 <code>@Async</code> 处理耗时操作</li>
+            <li>避免在监听器中抛出异常</li>
+            <li>使用 <code>condition</code> 过滤不需要的事件</li>
+            <li>复杂场景考虑使用消息队列（RabbitMQ/Kafka）</li>
+        </ul>
+    </div>
+    
+    <p style="margin-top: 30px;"><a href="/">← 返回学习中心</a></p>
+    
+    <script>
+        async function publishEvent() {
+            const userId = document.getElementById('userId').value;
+            const userName = document.getElementById('userName').value;
+            
+            try {
+                const res = await fetch(`/aop/event/publish?userId=${userId}&userName=${encodeURIComponent(userName)}`, {
+                    method: 'POST'
+                });
+                const data = await res.json();
+                
+                const resultBox = document.getElementById('eventResult');
+                resultBox.textContent = `[${new Date().toLocaleTimeString()}] 事件已发布\n\n` + 
+                    JSON.stringify(data, null, 2) + '\n\n' +
+                    '📊 查看控制台日志可以看到监听器的输出：\n' +
+                    '[EventPublisher] 发布事件: LOGIN - ' + userName + '\n' +
+                    '[EventListener] 收到事件: LOGIN - 用户: ' + userName + '\n' +
+                    '[LoginTracker] 记录用户登录: ' + userName;
+            } catch (e) {
+                document.getElementById('eventResult').textContent = '错误: ' + e.message;
+            }
+        }
+    </script>
+</body>
+</html>
\ No newline at end of file
diff --git a/src/main/resources/static/index.html b/src/main/resources/static/index.html
new file mode 100644
index 0000000..937b474
--- /dev/null
+++ b/src/main/resources/static/index.html
@@ -0,0 +1,221 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Spring Boot 学习中心</title>
+    <style>
+        * { margin: 0; padding: 0; box-sizing: border-box; }
+        body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; max-width: 900px; margin: 0 auto; padding: 20px; background: #f5f5f5; }
+        h1 { color: #6DB33F; text-align: center; margin: 30px 0; font-size: 2.5em; }
+        h2 { color: #333; border-bottom: 3px solid #6DB33F; padding-bottom: 10px; margin: 20px 0 15px; }
+        .card { background: white; padding: 25px; margin: 15px 0; border-radius: 12px; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
+        .card h3 { color: #6DB33F; margin-bottom: 15px; font-size: 1.3em; }
+        .btn-group { display: flex; flex-wrap: wrap; gap: 10px; margin: 15px 0; }
+        .btn { display: inline-block; padding: 12px 24px; border-radius: 8px; text-decoration: none; font-weight: 500; transition: all 0.3s; }
+        .btn-primary { background: #6DB33F; color: white; }
+        .btn-primary:hover { background: #5da32f; transform: translateY(-2px); }
+        .btn-secondary { background: #333; color: white; }
+        .btn-secondary:hover { background: #444; }
+        .btn-info { background: #17a2b8; color: white; }
+        .btn-info:hover { background: #138496; }
+        .btn-warning { background: #ffc107; color: #333; }
+        .btn-warning:hover { background: #e0a800; }
+        code { background: #f0f0f0; padding: 2px 8px; border-radius: 4px; font-family: 'Fira Code', monospace; font-size: 14px; }
+        pre { background: #2d2d2d; color: #f8f8f2; padding: 20px; border-radius: 8px; overflow-x: auto; margin: 15px 0; }
+        pre code { background: none; color: inherit; }
+        ul { line-height: 2; padding-left: 20px; }
+        .feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 15px; }
+        .feature-item { background: #f8f9fa; padding: 20px; border-radius: 8px; border-left: 4px solid #6DB33F; transition: all 0.3s; }
+        .feature-item:hover { transform: translateY(-3px); box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
+        .feature-item h4 { color: #333; margin-bottom: 8px; font-size: 1.1em; }
+        .feature-item p { color: #666; font-size: 14px; margin: 0; }
+        .feature-item a { color: inherit; text-decoration: none; }
+        .api-test { background: #f8f9fa; padding: 15px; margin: 10px 0; border-radius: 8px; }
+        .api-test input, .api-test select { padding: 10px; border: 1px solid #ddd; border-radius: 4px; margin: 5px; }
+        .api-test button { padding: 10px 20px; background: #6DB33F; color: white; border: none; border-radius: 4px; cursor: pointer; }
+        .api-test button:hover { background: #5da32f; }
+        #result { background: #2d2d2d; color: #f8f8f2; padding: 15px; border-radius: 8px; margin-top: 10px; white-space: pre-wrap; font-family: monospace; font-size: 14px; }
+        .footer { text-align: center; margin-top: 40px; padding: 20px; color: #666; border-top: 1px solid #ddd; }
+        .nav-links { display: flex; justify-content: center; gap: 15px; margin-bottom: 30px; }
+        .nav-links a { padding: 10px 20px; background: white; border-radius: 8px; text-decoration: none; color: #6DB33F; font-weight: 500; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
+        .nav-links a:hover { background: #6DB33F; color: white; }
+        .nav-links a.active { background: #6DB33F; color: white; }
+    </style>
+</head>
+<body>
+    <h1>🍃 Spring Boot 学习中心</h1>
+    
+    <div class="nav-links">
+        <a href="/" class="active">首页</a>
+        <a href="/users.html">用户管理</a>
+        <a href="/aop.html">AOP 切面</a>
+        <a href="/events.html">事件机制</a>
+    </div>
+    
+    <div class="card">
+        <h3>📚 学习模块</h3>
+        <div class="feature-grid">
+            <a href="/users.html" class="feature-item">
+                <h4>👥 用户管理</h4>
+                <p>RESTful API 设计、CRUD 操作、参数绑定</p>
+            </a>
+            <a href="/aop.html" class="feature-item">
+                <h4>🔪 AOP 切面编程</h4>
+                <p>日志记录、性能监控、限流控制</p>
+            </a>
+            <a href="/events.html" class="feature-item">
+                <h4>📡 事件机制</h4>
+                <p>发布/订阅模式、解耦业务逻辑</p>
+            </a>
+        </div>
+    </div>
+    
+    <h2>🔗 快速链接</h2>
+    <div class="card">
+        <div class="btn-group">
+            <a class="btn btn-primary" href="/learn">API 接口列表</a>
+            <a class="btn btn-info" href="/api/users">用户 JSON</a>
+            <a class="btn btn-secondary" href="/actuator/health">健康检查</a>
+        </div>
+    </div>
+    
+    <h2>🧪 接口测试</h2>
+    
+    <div class="card">
+        <h3>GET 参数示例</h3>
+        <div class="api-test">
+            <input type="text" id="param-name" placeholder="姓名" value="张三">
+            <input type="number" id="param-age" placeholder="年龄" value="25">
+            <button onclick="testParams()">测试</button>
+            <div id="result-params"></div>
+        </div>
+        <p><code>GET /learn/params?name=xxx&age=18</code></p>
+    </div>
+    
+    <div class="card">
+        <h3>路径变量示例</h3>
+        <div class="api-test">
+            <input type="text" id="path-id" placeholder="ID" value="123">
+            <button onclick="testPath()">测试</button>
+            <div id="result-path"></div>
+        </div>
+        <p><code>GET /learn/path/{id}</code></p>
+    </div>
+    
+    <div class="card">
+        <h3>POST JSON 示例</h3>
+        <div class="api-test">
+            <input type="text" id="post-data" placeholder='JSON 数据' value='{"name":"test","value":123}' style="width: 300px;">
+            <button onclick="testPost()">测试</button>
+            <div id="result-post"></div>
+        </div>
+        <p><code>POST /learn/body</code></p>
+    </div>
+    
+    <h2>📖 学习路径</h2>
+    
+    <div class="card">
+        <h3>1. IOC 容器</h3>
+        <ul>
+            <li><code>@Component</code>, <code>@Service</code>, <code>@Repository</code>, <code>@Controller</code></li>
+            <li><code>@Autowired</code> 依赖注入</li>
+            <li><code>@Configuration</code> + <code>@Bean</code> 配置类</li>
+        </ul>
+    </div>
+    
+    <div class="card">
+        <h3>2. Web 开发</h3>
+        <ul>
+            <li><code>@RestController</code> = <code>@Controller</code> + <code>@ResponseBody</code></li>
+            <li><code>@RequestMapping</code>, <code>@GetMapping</code>, <code>@PostMapping</code></li>
+            <li><code>@PathVariable</code>, <code>@RequestParam</code>, <code>@RequestBody</code></li>
+        </ul>
+    </div>
+    
+    <div class="card">
+        <h3>3. AOP 切面编程</h3>
+        <pre><code>@Aspect
+@Component
+public class LoggingAspect {
+    @Before("execution(* com.example.*.*(..))")
+    public void logBefore(JoinPoint jp) {
+        System.out.println("方法调用: " + jp.getSignature());
+    }
+}</code></pre>
+    </div>
+    
+    <div class="card">
+        <h3>4. 事件机制</h3>
+        <pre><code>// 发布事件
+@Autowired
+ApplicationEventPublisher publisher;
+publisher.publishEvent(new UserEvent(...));
+
+// 监听事件
+@EventListener
+public void onEvent(UserEvent event) {
+    // 处理事件
+}</code></pre>
+    </div>
+    
+    <h2>📁 项目结构</h2>
+    <div class="card">
+        <pre><code>├── src/main/java/com/example/demo/
+│   ├── DemoApplication.java       # 启动类
+│   ├── controller/                # 控制器层
+│   │   ├── LearnController.java   # 学习示例
+│   │   ├── UserController.java    # 用户 API
+│   │   └── AopEventController.java
+│   ├── service/                   # 业务逻辑层
+│   ├── model/                     # 实体类
+│   ├── aop/                       # AOP 切面
+│   │   ├── LoggingAspect.java
+│   │   ├── PerformanceAspect.java
+│   │   └── RateLimitAspect.java
+│   └── event/                     # 事件机制
+│       ├── UserEventPublisher.java
+│       └── UserEventListener.java
+├── src/main/resources/
+│   ├── static/                    # 静态资源
+│   │   ├── index.html
+│   │   ├── users.html
+│   │   ├── aop.html
+│   │   └── events.html
+│   └── application.properties     # 配置文件
+└── pom.xml                        # Maven 配置</code></pre>
+    </div>
+    
+    <div class="footer">
+        <p>🍃 Spring Boot 学习脚手架 | <a href="https://spring.io" style="color: #6DB33F;">Spring 官网</a></p>
+    </div>
+    
+    <script>
+        async function testParams() {
+            const name = document.getElementById('param-name').value;
+            const age = document.getElementById('param-age').value;
+            const res = await fetch(`/learn/params?name=${encodeURIComponent(name)}&age=${age}`);
+            const data = await res.json();
+            document.getElementById('result-params').innerHTML = '<div id="result">' + JSON.stringify(data, null, 2) + '</div>';
+        }
+        
+        async function testPath() {
+            const id = document.getElementById('path-id').value;
+            const res = await fetch(`/learn/path/${id}`);
+            const data = await res.json();
+            document.getElementById('result-path').innerHTML = '<div id="result">' + JSON.stringify(data, null, 2) + '</div>';
+        }
+        
+        async function testPost() {
+            const data = document.getElementById('post-data').value;
+            const res = await fetch('/learn/body', {
+                method: 'POST',
+                headers: { 'Content-Type': 'application/json' },
+                body: data
+            });
+            const result = await res.json();
+            document.getElementById('result-post').innerHTML = '<div id="result">' + JSON.stringify(result, null, 2) + '</div>';
+        }
+    </script>
+</body>
+</html>
\ No newline at end of file
diff --git a/src/main/resources/static/users.html b/src/main/resources/static/users.html
new file mode 100644
index 0000000..56a30e5
--- /dev/null
+++ b/src/main/resources/static/users.html
@@ -0,0 +1,225 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>用户管理 - Spring Boot</title>
+    <style>
+        * { margin: 0; padding: 0; box-sizing: border-box; }
+        body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; max-width: 900px; margin: 0 auto; padding: 20px; background: #f5f5f5; }
+        h1 { color: #6DB33F; margin: 20px 0; }
+        h2 { color: #333; margin: 20px 0 10px; }
+        .card { background: white; padding: 20px; margin: 15px 0; border-radius: 8px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
+        table { width: 100%; border-collapse: collapse; margin: 15px 0; }
+        th, td { border: 1px solid #ddd; padding: 12px; text-align: left; }
+        th { background: #6DB33F; color: white; }
+        tr:nth-child(even) { background: #f9f9f9; }
+        tr:hover { background: #f0f0f0; }
+        .btn { display: inline-block; padding: 8px 16px; border-radius: 4px; text-decoration: none; font-size: 14px; cursor: pointer; border: none; }
+        .btn-primary { background: #6DB33F; color: white; }
+        .btn-primary:hover { background: #5da32f; }
+        .btn-danger { background: #dc3545; color: white; }
+        .btn-danger:hover { background: #c82333; }
+        .btn-secondary { background: #6c757d; color: white; }
+        .btn-success { background: #28a745; color: white; }
+        .form-group { margin: 15px 0; }
+        .form-group label { display: block; margin-bottom: 5px; font-weight: bold; }
+        .form-group input { width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 4px; font-size: 14px; }
+        .modal { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); }
+        .modal.active { display: flex; justify-content: center; align-items: center; }
+        .modal-content { background: white; padding: 30px; border-radius: 8px; width: 400px; }
+        .modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
+        .modal-header h3 { margin: 0; }
+        .close-btn { background: none; border: none; font-size: 24px; cursor: pointer; }
+        .btn-group { display: flex; gap: 10px; margin-top: 20px; }
+        .tip { background: #e7f3ff; padding: 15px; border-radius: 4px; margin: 15px 0; border-left: 4px solid #6DB33F; }
+        code { background: #f0f0f0; padding: 2px 6px; border-radius: 3px; }
+        pre { background: #2d2d2d; color: #f8f8f2; padding: 15px; border-radius: 4px; overflow-x: auto; }
+    </style>
+</head>
+<body>
+    <h1>👥 用户管理 - RESTful API 示例</h1>
+    
+    <div class="card">
+        <div style="display: flex; justify-content: space-between; align-items: center;">
+            <h2>用户列表</h2>
+            <button class="btn btn-primary" onclick="openModal()">+ 添加用户</button>
+        </div>
+        <table id="userTable">
+            <thead>
+                <tr>
+                    <th>ID</th>
+                    <th>姓名</th>
+                    <th>邮箱</th>
+                    <th>年龄</th>
+                    <th>操作</th>
+                </tr>
+            </thead>
+            <tbody></tbody>
+        </table>
+    </div>
+    
+    <div class="card">
+        <h2>📖 学习要点</h2>
+        <div class="tip">
+            <strong>RESTful API 设计：</strong>
+            <ul style="margin-top: 10px; padding-left: 20px;">
+                <li><code>GET /api/users</code> - 获取所有用户</li>
+                <li><code>GET /api/users/{id}</code> - 获取单个用户</li>
+                <li><code>POST /api/users</code> - 创建用户</li>
+                <li><code>PUT /api/users/{id}</code> - 更新用户</li>
+                <li><code>DELETE /api/users/{id}</code> - 删除用户</li>
+            </ul>
+        </div>
+        
+        <h3>Controller 代码示例</h3>
+        <pre><code>@RestController
+@RequestMapping("/api/users")
+public class UserController {
+    
+    @GetMapping
+    public List&lt;User&gt; getAllUsers() { ... }
+    
+    @GetMapping("/{id}")
+    public User getUserById(@PathVariable Long id) { ... }
+    
+    @PostMapping
+    public User createUser(@RequestBody User user) { ... }
+    
+    @PutMapping("/{id}")
+    public User updateUser(@PathVariable Long id, @RequestBody User user) { ... }
+    
+    @DeleteMapping("/{id}")
+    public String deleteUser(@PathVariable Long id) { ... }
+}</code></pre>
+    </div>
+    
+    <div class="card">
+        <h2>🔧 Spring 注解说明</h2>
+        <table>
+            <tr><th>注解</th><th>说明</th></tr>
+            <tr><td><code>@RestController</code></td><td>= @Controller + @ResponseBody</td></tr>
+            <tr><td><code>@RequestMapping</code></td><td>定义路由映射</td></tr>
+            <tr><td><code>@GetMapping</code></td><td>GET 请求映射</td></tr>
+            <tr><td><code>@PostMapping</code></td><td>POST 请求映射</td></tr>
+            <tr><td><code>@PathVariable</code></td><td>获取路径变量</td></tr>
+            <tr><td><code>@RequestBody</code></td><td>获取请求体 JSON</td></tr>
+            <tr><td><code>@RequestParam</code></td><td>获取查询参数</td></tr>
+        </table>
+    </div>
+    
+    <p><a href="/">← 返回学习中心</a></p>
+    
+    <!-- 添加/编辑用户模态框 -->
+    <div class="modal" id="userModal">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h3 id="modalTitle">添加用户</h3>
+                <button class="close-btn" onclick="closeModal()">&times;</button>
+            </div>
+            <form id="userForm">
+                <input type="hidden" id="userId">
+                <div class="form-group">
+                    <label>姓名</label>
+                    <input type="text" id="userName" required>
+                </div>
+                <div class="form-group">
+                    <label>邮箱</label>
+                    <input type="email" id="userEmail" required>
+                </div>
+                <div class="form-group">
+                    <label>年龄</label>
+                    <input type="number" id="userAge" required>
+                </div>
+                <div class="btn-group">
+                    <button type="submit" class="btn btn-primary">保存</button>
+                    <button type="button" class="btn btn-secondary" onclick="closeModal()">取消</button>
+                </div>
+            </form>
+        </div>
+    </div>
+    
+    <script>
+        // 加载用户列表
+        async function loadUsers() {
+            const res = await fetch('/api/users');
+            const users = await res.json();
+            const tbody = document.querySelector('#userTable tbody');
+            tbody.innerHTML = users.map(u => `
+                <tr>
+                    <td>${u.id}</td>
+                    <td>${u.name}</td>
+                    <td>${u.email}</td>
+                    <td>${u.age}</td>
+                    <td>
+                        <button class="btn btn-primary" onclick="editUser(${u.id}, '${u.name}', '${u.email}', ${u.age})">编辑</button>
+                        <button class="btn btn-danger" onclick="deleteUser(${u.id})">删除</button>
+                    </td>
+                </tr>
+            `).join('');
+        }
+        
+        // 打开模态框
+        function openModal() {
+            document.getElementById('userModal').classList.add('active');
+            document.getElementById('modalTitle').textContent = '添加用户';
+            document.getElementById('userForm').reset();
+            document.getElementById('userId').value = '';
+        }
+        
+        // 关闭模态框
+        function closeModal() {
+            document.getElementById('userModal').classList.remove('active');
+        }
+        
+        // 编辑用户
+        function editUser(id, name, email, age) {
+            document.getElementById('userModal').classList.add('active');
+            document.getElementById('modalTitle').textContent = '编辑用户';
+            document.getElementById('userId').value = id;
+            document.getElementById('userName').value = name;
+            document.getElementById('userEmail').value = email;
+            document.getElementById('userAge').value = age;
+        }
+        
+        // 保存用户
+        document.getElementById('userForm').addEventListener('submit', async (e) => {
+            e.preventDefault();
+            const id = document.getElementById('userId').value;
+            const user = {
+                name: document.getElementById('userName').value,
+                email: document.getElementById('userEmail').value,
+                age: parseInt(document.getElementById('userAge').value)
+            };
+            
+            if (id) {
+                await fetch(`/api/users/${id}`, {
+                    method: 'PUT',
+                    headers: { 'Content-Type': 'application/json' },
+                    body: JSON.stringify({ ...user, id: parseInt(id) })
+                });
+            } else {
+                await fetch('/api/users', {
+                    method: 'POST',
+                    headers: { 'Content-Type': 'application/json' },
+                    body: JSON.stringify(user)
+                });
+            }
+            
+            closeModal();
+            loadUsers();
+        });
+        
+        // 删除用户
+        async function deleteUser(id) {
+            if (confirm('确定删除此用户？')) {
+                await fetch(`/api/users/${id}`, { method: 'DELETE' });
+                loadUsers();
+            }
+        }
+        
+        // 初始化
+        loadUsers();
+    </script>
+</body>
+</html>
\ No newline at end of file
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+server.port=8082
+spring.application.name=springboot-demo
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new file mode 100644
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+++ b/target/classes/static/aop.html
@@ -0,0 +1,177 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>AOP 切面编程 - Spring Boot</title>
+    <style>
+        * { margin: 0; padding: 0; box-sizing: border-box; }
+        body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; max-width: 900px; margin: 0 auto; padding: 20px; background: #f5f5f5; }
+        h1 { color: #6DB33F; margin: 20px 0; }
+        h2 { color: #333; border-bottom: 2px solid #6DB33F; padding-bottom: 10px; margin: 20px 0 15px; }
+        h3 { color: #6DB33F; margin: 15px 0 10px; }
+        .card { background: white; padding: 25px; margin: 15px 0; border-radius: 8px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
+        .btn { display: inline-block; padding: 12px 24px; border-radius: 8px; text-decoration: none; font-weight: 500; cursor: pointer; border: none; }
+        .btn-primary { background: #6DB33F; color: white; }
+        .btn-primary:hover { background: #5da32f; }
+        .btn-info { background: #17a2b8; color: white; }
+        code { background: #f0f0f0; padding: 2px 8px; border-radius: 4px; font-family: 'Fira Code', monospace; }
+        pre { background: #2d2d2d; color: #f8f8f2; padding: 20px; border-radius: 8px; overflow-x: auto; margin: 15px 0; }
+        pre code { background: none; color: inherit; }
+        table { width: 100%; border-collapse: collapse; margin: 15px 0; }
+        th, td { border: 1px solid #ddd; padding: 12px; text-align: left; }
+        th { background: #6DB33F; color: white; }
+        tr:nth-child(even) { background: #f9f9f9; }
+        .tip { background: #e7f3ff; padding: 15px; border-radius: 8px; margin: 15px 0; border-left: 4px solid #6DB33F; }
+        .warn { background: #fff3cd; padding: 15px; border-radius: 8px; margin: 15px 0; border-left: 4px solid #ffc107; }
+        .result-box { background: #2d2d2d; color: #f8f8f2; padding: 15px; border-radius: 8px; font-family: monospace; white-space: pre-wrap; margin-top: 10px; }
+        .nav { margin-bottom: 20px; }
+        .nav a { margin-right: 15px; color: #6DB33F; text-decoration: none; }
+        .nav a:hover { text-decoration: underline; }
+    </style>
+</head>
+<body>
+    <div class="nav">
+        <a href="/">← 返回首页</a>
+        <a href="/users.html">用户管理</a>
+        <a href="/events.html">事件机制</a>
+    </div>
+    
+    <h1>🔪 AOP 切面编程</h1>
+    
+    <div class="card">
+        <h3>📊 实时性能统计</h3>
+        <p>AOP 自动统计所有 Controller 和 Service 方法的执行时间</p>
+        <button class="btn btn-primary" onclick="loadStats()">刷新统计数据</button>
+        <div class="result-box" id="statsResult">点击按钮查看...</div>
+    </div>
+    
+    <h2>📚 AOP 核心概念</h2>
+    
+    <div class="card">
+        <h3>1. 什么是 AOP？</h3>
+        <p>AOP (Aspect-Oriented Programming) 面向切面编程，是将<strong>横切关注点</strong>与<strong>业务逻辑</strong>分离的编程范式。</p>
+        <div class="tip">
+            <strong>横切关注点：</strong>日志、事务、安全、性能监控等，散布在多个模块中的公共功能。
+        </div>
+    </div>
+    
+    <div class="card">
+        <h3>2. 核心术语</h3>
+        <table>
+            <tr><th>术语</th><th>说明</th></tr>
+            <tr><td><strong>Aspect (切面)</strong></td><td>横切关注点的模块化封装</td></tr>
+            <tr><td><strong>JoinPoint (连接点)</strong></td><td>程序执行的某个点（方法调用、异常抛出等）</td></tr>
+            <tr><td><strong>Pointcut (切入点)</strong></td><td>匹配连接点的表达式</td></tr>
+            <tr><td><strong>Advice (通知)</strong></td><td>在连接点执行的动作</td></tr>
+            <tr><td><strong>Weaving (织入)</strong></td><td>将切面应用到目标对象的过程</td></tr>
+        </table>
+    </div>
+    
+    <div class="card">
+        <h3>3. 五种通知类型</h3>
+        <table>
+            <tr><th>注解</th><th>执行时机</th><th>用途</th></tr>
+            <tr><td><code>@Before</code></td><td>方法执行前</td><td>参数校验、权限检查</td></tr>
+            <tr><td><code>@After</code></td><td>方法执行后（无论成功或异常）</td><td>资源清理</td></tr>
+            <tr><td><code>@AfterReturning</code></td><td>方法成功返回后</td><td>结果处理、日志记录</td></tr>
+            <tr><td><code>@AfterThrowing</code></td><td>方法抛出异常后</td><td>异常处理、错误日志</td></tr>
+            <tr><td><code>@Around</code></td><td>环绕方法执行（最强大）</td><td>性能统计、事务管理</td></tr>
+        </table>
+    </div>
+    
+    <h2>💻 代码示例</h2>
+    
+    <div class="card">
+        <h3>日志切面示例</h3>
+        <pre><code>@Aspect
+@Component
+public class LoggingAspect {
+    
+    // 切入点：匹配所有 Controller 方法
+    @Pointcut("execution(* com.example.demo.controller.*.*(..))")
+    public void controllerMethods() {}
+    
+    // 前置通知
+    @Before("controllerMethods()")
+    public void logBefore(JoinPoint jp) {
+        System.out.println("[AOP-Before] 方法开始: " + jp.getSignature().getName());
+    }
+    
+    // 返回通知
+    @AfterReturning(pointcut = "controllerMethods()", returning = "result")
+    public void logAfterReturning(JoinPoint jp, Object result) {
+        System.out.println("[AOP-AfterReturning] 返回值: " + result);
+    }
+}</code></pre>
+    </div>
+    
+    <div class="card">
+        <h3>性能监控切面 (@Around)</h3>
+        <pre><code>@Aspect
+@Component
+public class PerformanceAspect {
+    
+    @Around("execution(* com.example.demo..*.*(..))")
+    public Object measureTime(ProceedingJoinPoint pjp) throws Throwable {
+        long start = System.currentTimeMillis();
+        
+        try {
+            Object result = pjp.proceed(); // 执行目标方法
+            long duration = System.currentTimeMillis() - start;
+            System.out.println("[AOP] " + pjp.getSignature() + " 耗时: " + duration + "ms");
+            return result;
+        } catch (Throwable e) {
+            System.out.println("[AOP] 方法异常: " + e.getMessage());
+            throw e;
+        }
+    }
+}</code></pre>
+    </div>
+    
+    <div class="card">
+        <h3>切入点表达式语法</h3>
+        <pre><code>// 匹配任意公共方法
+execution(public * *(..))
+
+// 匹配 com.example 包下所有方法
+execution(* com.example.*.*(..))
+
+// 匹配 Controller 层所有方法
+execution(* com.example.demo.controller.*.*(..))
+
+// 匹配所有 Service 层的 save 开头的方法
+execution(* com.example.demo.service.*.save*(..))
+
+// 匹配带有 @Service 注解的类
+@within(org.springframework.stereotype.Service)
+
+// 匹配带有自定义注解的方法
+@annotation(com.example.demo.aop.RateLimited)</code></pre>
+    </div>
+    
+    <h2>🎯 实际应用场景</h2>
+    
+    <div class="card">
+        <table>
+            <tr><th>场景</th><th>实现方式</th></tr>
+            <tr><td>日志记录</td><td>@Before + @AfterReturning</td></tr>
+            <tr><td>性能监控</td><td>@Around</td></tr>
+            <tr><td>事务管理</td><td>@Around (Spring 已内置)</td></tr>
+            <tr><td>权限检查</td><td>@Before</td></tr>
+            <tr><td>限流控制</td><td>@Around + 自定义注解</td></tr>
+            <tr><td>缓存</td><td>@Around (Spring Cache)</td></tr>
+        </table>
+    </div>
+    
+    <p style="margin-top: 30px;"><a href="/">← 返回学习中心</a></p>
+    
+    <script>
+        async function loadStats() {
+            const res = await fetch('/aop/stats');
+            const data = await res.json();
+            document.getElementById('statsResult').textContent = JSON.stringify(data, null, 2);
+        }
+    </script>
+</body>
+</html>
\ No newline at end of file
diff --git a/target/classes/static/events.html b/target/classes/static/events.html
new file mode 100644
index 0000000..391dc9e
--- /dev/null
+++ b/target/classes/static/events.html
@@ -0,0 +1,213 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>事件机制 - Spring Boot</title>
+    <style>
+        * { margin: 0; padding: 0; box-sizing: border-box; }
+        body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; max-width: 900px; margin: 0 auto; padding: 20px; background: #f5f5f5; }
+        h1 { color: #6DB33F; margin: 20px 0; }
+        h2 { color: #333; border-bottom: 2px solid #6DB33F; padding-bottom: 10px; margin: 20px 0 15px; }
+        h3 { color: #6DB33F; margin: 15px 0 10px; }
+        .card { background: white; padding: 25px; margin: 15px 0; border-radius: 8px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
+        .btn { display: inline-block; padding: 12px 24px; border-radius: 8px; text-decoration: none; font-weight: 500; cursor: pointer; border: none; margin: 5px; }
+        .btn-primary { background: #6DB33F; color: white; }
+        .btn-primary:hover { background: #5da32f; }
+        .btn-info { background: #17a2b8; color: white; }
+        .btn-warning { background: #ffc107; color: #333; }
+        code { background: #f0f0f0; padding: 2px 8px; border-radius: 4px; font-family: 'Fira Code', monospace; }
+        pre { background: #2d2d2d; color: #f8f8f2; padding: 20px; border-radius: 8px; overflow-x: auto; margin: 15px 0; }
+        pre code { background: none; color: inherit; }
+        .tip { background: #e7f3ff; padding: 15px; border-radius: 8px; margin: 15px 0; border-left: 4px solid #6DB33F; }
+        .result-box { background: #2d2d2d; color: #f8f8f2; padding: 15px; border-radius: 8px; font-family: monospace; white-space: pre-wrap; margin-top: 10px; max-height: 300px; overflow-y: auto; }
+        table { width: 100%; border-collapse: collapse; margin: 15px 0; }
+        th, td { border: 1px solid #ddd; padding: 12px; text-align: left; }
+        th { background: #6DB33F; color: white; }
+        .event-flow { display: flex; align-items: center; justify-content: center; margin: 20px 0; }
+        .event-flow span { padding: 15px 25px; background: #6DB33F; color: white; border-radius: 8px; margin: 0 10px; }
+        .event-flow .arrow { font-size: 24px; color: #6DB33F; }
+        .nav { margin-bottom: 20px; }
+        .nav a { margin-right: 15px; color: #6DB33F; text-decoration: none; }
+        .nav a:hover { text-decoration: underline; }
+    </style>
+</head>
+<body>
+    <div class="nav">
+        <a href="/">← 返回首页</a>
+        <a href="/users.html">用户管理</a>
+        <a href="/aop.html">AOP 切面</a>
+    </div>
+    
+    <h1>📡 Spring 事件机制</h1>
+    
+    <div class="card">
+        <h3>🎉 事件发布演示</h3>
+        <p>模拟用户登录事件，观察事件发布和监听过程</p>
+        <div style="margin: 15px 0;">
+            <input type="text" id="userName" placeholder="用户名" value="张三" style="padding: 10px; border: 1px solid #ddd; border-radius: 4px; width: 150px;">
+            <input type="number" id="userId" placeholder="用户ID" value="1" style="padding: 10px; border: 1px solid #ddd; border-radius: 4px; width: 100px;">
+            <button class="btn btn-primary" onclick="publishEvent()">发布登录事件</button>
+        </div>
+        <div class="result-box" id="eventResult">等待事件发布...</div>
+    </div>
+    
+    <h2>🔄 事件机制流程</h2>
+    
+    <div class="event-flow">
+        <span>发布者</span>
+        <span class="arrow">→</span>
+        <span>ApplicationEventPublisher</span>
+        <span class="arrow">→</span>
+        <span>事件</span>
+        <span class="arrow">→</span>
+        <span>监听者</span>
+    </div>
+    
+    <div class="tip">
+        <strong>核心优势：</strong>
+        <ul style="margin-top: 10px; padding-left: 20px;">
+            <li><strong>解耦：</strong>发布者和监听者互不依赖</li>
+            <li><strong>扩展：</strong>新增监听器无需修改发布者</li>
+            <li><strong>异步：</strong>耗时操作不阻塞主流程</li>
+        </ul>
+    </div>
+    
+    <h2>💻 代码实现</h2>
+    
+    <div class="card">
+        <h3>1. 定义事件</h3>
+        <pre><code>public class UserEvent {
+    public enum Type { CREATED, UPDATED, DELETED, LOGIN }
+    
+    private Type type;
+    private Long userId;
+    private String userName;
+    private LocalDateTime timestamp;
+    
+    // constructor, getters...
+}</code></pre>
+    </div>
+    
+    <div class="card">
+        <h3>2. 发布事件</h3>
+        <pre><code>@Component
+public class UserEventPublisher {
+    
+    @Autowired
+    private ApplicationEventPublisher eventPublisher;
+    
+    public void publishUserLogin(Long userId, String userName) {
+        UserEvent event = new UserEvent(
+            UserEvent.Type.LOGIN,
+            userId,
+            userName,
+            "用户登录成功"
+        );
+        eventPublisher.publishEvent(event);
+    }
+}</code></pre>
+    </div>
+    
+    <div class="card">
+        <h3>3. 监听事件</h3>
+        <pre><code>@Component
+public class UserEventListener {
+    
+    // 基础监听
+    @EventListener
+    public void handleUserEvent(UserEvent event) {
+        System.out.println("收到事件: " + event.getType());
+    }
+    
+    // 条件监听 - 只处理登录事件
+    @EventListener(condition = "#event.type == T(com.example.demo.model.UserEvent$Type).LOGIN")
+    public void handleLogin(UserEvent event) {
+        System.out.println("用户登录: " + event.getUserName());
+    }
+    
+    // 异步监听 - 不阻塞主流程
+    @Async
+    @EventListener
+    public void sendWelcomeEmail(UserEvent event) {
+        // 发送邮件...
+    }
+}</code></pre>
+    </div>
+    
+    <div class="card">
+        <h3>4. 控制器中使用</h3>
+        <pre><code>@RestController
+@RequestMapping("/aop")
+public class AopEventController {
+    
+    @Autowired
+    private UserEventPublisher eventPublisher;
+    
+    @PostMapping("/event/publish")
+    public Map&lt;String, Object&gt; publishEvent(
+            @RequestParam Long userId,
+            @RequestParam String userName) {
+        
+        // 发布事件
+        eventPublisher.publishUserLogin(userId, userName);
+        
+        return Map.of(
+            "message", "事件已发布",
+            "userId", userId,
+            "userName", userName
+        );
+    }
+}</code></pre>
+    </div>
+    
+    <h2>🎯 应用场景</h2>
+    
+    <div class="card">
+        <table>
+            <tr><th>场景</th><th>事件类型</th><th>处理逻辑</th></tr>
+            <tr><td>用户注册</td><td>UserCreatedEvent</td><td>发送欢迎邮件、初始化数据</td></tr>
+            <tr><td>订单创建</td><td>OrderCreatedEvent</td><td>扣库存、发送通知</td></tr>
+            <tr><td>支付成功</td><td>PaymentSuccessEvent</td><td>更新订单状态、发送短信</td></tr>
+            <tr><td>用户登录</td><td>UserLoginEvent</td><td>记录登录日志、更新在线状态</td></tr>
+        </table>
+    </div>
+    
+    <div class="card">
+        <h3>💡 最佳实践</h3>
+        <ul style="line-height: 2; padding-left: 20px;">
+            <li>事件类应该是<strong>不可变</strong>的（只读属性）</li>
+            <li>使用 <code>@Async</code> 处理耗时操作</li>
+            <li>避免在监听器中抛出异常</li>
+            <li>使用 <code>condition</code> 过滤不需要的事件</li>
+            <li>复杂场景考虑使用消息队列（RabbitMQ/Kafka）</li>
+        </ul>
+    </div>
+    
+    <p style="margin-top: 30px;"><a href="/">← 返回学习中心</a></p>
+    
+    <script>
+        async function publishEvent() {
+            const userId = document.getElementById('userId').value;
+            const userName = document.getElementById('userName').value;
+            
+            try {
+                const res = await fetch(`/aop/event/publish?userId=${userId}&userName=${encodeURIComponent(userName)}`, {
+                    method: 'POST'
+                });
+                const data = await res.json();
+                
+                const resultBox = document.getElementById('eventResult');
+                resultBox.textContent = `[${new Date().toLocaleTimeString()}] 事件已发布\n\n` + 
+                    JSON.stringify(data, null, 2) + '\n\n' +
+                    '📊 查看控制台日志可以看到监听器的输出：\n' +
+                    '[EventPublisher] 发布事件: LOGIN - ' + userName + '\n' +
+                    '[EventListener] 收到事件: LOGIN - 用户: ' + userName + '\n' +
+                    '[LoginTracker] 记录用户登录: ' + userName;
+            } catch (e) {
+                document.getElementById('eventResult').textContent = '错误: ' + e.message;
+            }
+        }
+    </script>
+</body>
+</html>
\ No newline at end of file
diff --git a/target/classes/static/index.html b/target/classes/static/index.html
new file mode 100644
index 0000000..937b474
--- /dev/null
+++ b/target/classes/static/index.html
@@ -0,0 +1,221 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Spring Boot 学习中心</title>
+    <style>
+        * { margin: 0; padding: 0; box-sizing: border-box; }
+        body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; max-width: 900px; margin: 0 auto; padding: 20px; background: #f5f5f5; }
+        h1 { color: #6DB33F; text-align: center; margin: 30px 0; font-size: 2.5em; }
+        h2 { color: #333; border-bottom: 3px solid #6DB33F; padding-bottom: 10px; margin: 20px 0 15px; }
+        .card { background: white; padding: 25px; margin: 15px 0; border-radius: 12px; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
+        .card h3 { color: #6DB33F; margin-bottom: 15px; font-size: 1.3em; }
+        .btn-group { display: flex; flex-wrap: wrap; gap: 10px; margin: 15px 0; }
+        .btn { display: inline-block; padding: 12px 24px; border-radius: 8px; text-decoration: none; font-weight: 500; transition: all 0.3s; }
+        .btn-primary { background: #6DB33F; color: white; }
+        .btn-primary:hover { background: #5da32f; transform: translateY(-2px); }
+        .btn-secondary { background: #333; color: white; }
+        .btn-secondary:hover { background: #444; }
+        .btn-info { background: #17a2b8; color: white; }
+        .btn-info:hover { background: #138496; }
+        .btn-warning { background: #ffc107; color: #333; }
+        .btn-warning:hover { background: #e0a800; }
+        code { background: #f0f0f0; padding: 2px 8px; border-radius: 4px; font-family: 'Fira Code', monospace; font-size: 14px; }
+        pre { background: #2d2d2d; color: #f8f8f2; padding: 20px; border-radius: 8px; overflow-x: auto; margin: 15px 0; }
+        pre code { background: none; color: inherit; }
+        ul { line-height: 2; padding-left: 20px; }
+        .feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 15px; }
+        .feature-item { background: #f8f9fa; padding: 20px; border-radius: 8px; border-left: 4px solid #6DB33F; transition: all 0.3s; }
+        .feature-item:hover { transform: translateY(-3px); box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
+        .feature-item h4 { color: #333; margin-bottom: 8px; font-size: 1.1em; }
+        .feature-item p { color: #666; font-size: 14px; margin: 0; }
+        .feature-item a { color: inherit; text-decoration: none; }
+        .api-test { background: #f8f9fa; padding: 15px; margin: 10px 0; border-radius: 8px; }
+        .api-test input, .api-test select { padding: 10px; border: 1px solid #ddd; border-radius: 4px; margin: 5px; }
+        .api-test button { padding: 10px 20px; background: #6DB33F; color: white; border: none; border-radius: 4px; cursor: pointer; }
+        .api-test button:hover { background: #5da32f; }
+        #result { background: #2d2d2d; color: #f8f8f2; padding: 15px; border-radius: 8px; margin-top: 10px; white-space: pre-wrap; font-family: monospace; font-size: 14px; }
+        .footer { text-align: center; margin-top: 40px; padding: 20px; color: #666; border-top: 1px solid #ddd; }
+        .nav-links { display: flex; justify-content: center; gap: 15px; margin-bottom: 30px; }
+        .nav-links a { padding: 10px 20px; background: white; border-radius: 8px; text-decoration: none; color: #6DB33F; font-weight: 500; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
+        .nav-links a:hover { background: #6DB33F; color: white; }
+        .nav-links a.active { background: #6DB33F; color: white; }
+    </style>
+</head>
+<body>
+    <h1>🍃 Spring Boot 学习中心</h1>
+    
+    <div class="nav-links">
+        <a href="/" class="active">首页</a>
+        <a href="/users.html">用户管理</a>
+        <a href="/aop.html">AOP 切面</a>
+        <a href="/events.html">事件机制</a>
+    </div>
+    
+    <div class="card">
+        <h3>📚 学习模块</h3>
+        <div class="feature-grid">
+            <a href="/users.html" class="feature-item">
+                <h4>👥 用户管理</h4>
+                <p>RESTful API 设计、CRUD 操作、参数绑定</p>
+            </a>
+            <a href="/aop.html" class="feature-item">
+                <h4>🔪 AOP 切面编程</h4>
+                <p>日志记录、性能监控、限流控制</p>
+            </a>
+            <a href="/events.html" class="feature-item">
+                <h4>📡 事件机制</h4>
+                <p>发布/订阅模式、解耦业务逻辑</p>
+            </a>
+        </div>
+    </div>
+    
+    <h2>🔗 快速链接</h2>
+    <div class="card">
+        <div class="btn-group">
+            <a class="btn btn-primary" href="/learn">API 接口列表</a>
+            <a class="btn btn-info" href="/api/users">用户 JSON</a>
+            <a class="btn btn-secondary" href="/actuator/health">健康检查</a>
+        </div>
+    </div>
+    
+    <h2>🧪 接口测试</h2>
+    
+    <div class="card">
+        <h3>GET 参数示例</h3>
+        <div class="api-test">
+            <input type="text" id="param-name" placeholder="姓名" value="张三">
+            <input type="number" id="param-age" placeholder="年龄" value="25">
+            <button onclick="testParams()">测试</button>
+            <div id="result-params"></div>
+        </div>
+        <p><code>GET /learn/params?name=xxx&age=18</code></p>
+    </div>
+    
+    <div class="card">
+        <h3>路径变量示例</h3>
+        <div class="api-test">
+            <input type="text" id="path-id" placeholder="ID" value="123">
+            <button onclick="testPath()">测试</button>
+            <div id="result-path"></div>
+        </div>
+        <p><code>GET /learn/path/{id}</code></p>
+    </div>
+    
+    <div class="card">
+        <h3>POST JSON 示例</h3>
+        <div class="api-test">
+            <input type="text" id="post-data" placeholder='JSON 数据' value='{"name":"test","value":123}' style="width: 300px;">
+            <button onclick="testPost()">测试</button>
+            <div id="result-post"></div>
+        </div>
+        <p><code>POST /learn/body</code></p>
+    </div>
+    
+    <h2>📖 学习路径</h2>
+    
+    <div class="card">
+        <h3>1. IOC 容器</h3>
+        <ul>
+            <li><code>@Component</code>, <code>@Service</code>, <code>@Repository</code>, <code>@Controller</code></li>
+            <li><code>@Autowired</code> 依赖注入</li>
+            <li><code>@Configuration</code> + <code>@Bean</code> 配置类</li>
+        </ul>
+    </div>
+    
+    <div class="card">
+        <h3>2. Web 开发</h3>
+        <ul>
+            <li><code>@RestController</code> = <code>@Controller</code> + <code>@ResponseBody</code></li>
+            <li><code>@RequestMapping</code>, <code>@GetMapping</code>, <code>@PostMapping</code></li>
+            <li><code>@PathVariable</code>, <code>@RequestParam</code>, <code>@RequestBody</code></li>
+        </ul>
+    </div>
+    
+    <div class="card">
+        <h3>3. AOP 切面编程</h3>
+        <pre><code>@Aspect
+@Component
+public class LoggingAspect {
+    @Before("execution(* com.example.*.*(..))")
+    public void logBefore(JoinPoint jp) {
+        System.out.println("方法调用: " + jp.getSignature());
+    }
+}</code></pre>
+    </div>
+    
+    <div class="card">
+        <h3>4. 事件机制</h3>
+        <pre><code>// 发布事件
+@Autowired
+ApplicationEventPublisher publisher;
+publisher.publishEvent(new UserEvent(...));
+
+// 监听事件
+@EventListener
+public void onEvent(UserEvent event) {
+    // 处理事件
+}</code></pre>
+    </div>
+    
+    <h2>📁 项目结构</h2>
+    <div class="card">
+        <pre><code>├── src/main/java/com/example/demo/
+│   ├── DemoApplication.java       # 启动类
+│   ├── controller/                # 控制器层
+│   │   ├── LearnController.java   # 学习示例
+│   │   ├── UserController.java    # 用户 API
+│   │   └── AopEventController.java
+│   ├── service/                   # 业务逻辑层
+│   ├── model/                     # 实体类
+│   ├── aop/                       # AOP 切面
+│   │   ├── LoggingAspect.java
+│   │   ├── PerformanceAspect.java
+│   │   └── RateLimitAspect.java
+│   └── event/                     # 事件机制
+│       ├── UserEventPublisher.java
+│       └── UserEventListener.java
+├── src/main/resources/
+│   ├── static/                    # 静态资源
+│   │   ├── index.html
+│   │   ├── users.html
+│   │   ├── aop.html
+│   │   └── events.html
+│   └── application.properties     # 配置文件
+└── pom.xml                        # Maven 配置</code></pre>
+    </div>
+    
+    <div class="footer">
+        <p>🍃 Spring Boot 学习脚手架 | <a href="https://spring.io" style="color: #6DB33F;">Spring 官网</a></p>
+    </div>
+    
+    <script>
+        async function testParams() {
+            const name = document.getElementById('param-name').value;
+            const age = document.getElementById('param-age').value;
+            const res = await fetch(`/learn/params?name=${encodeURIComponent(name)}&age=${age}`);
+            const data = await res.json();
+            document.getElementById('result-params').innerHTML = '<div id="result">' + JSON.stringify(data, null, 2) + '</div>';
+        }
+        
+        async function testPath() {
+            const id = document.getElementById('path-id').value;
+            const res = await fetch(`/learn/path/${id}`);
+            const data = await res.json();
+            document.getElementById('result-path').innerHTML = '<div id="result">' + JSON.stringify(data, null, 2) + '</div>';
+        }
+        
+        async function testPost() {
+            const data = document.getElementById('post-data').value;
+            const res = await fetch('/learn/body', {
+                method: 'POST',
+                headers: { 'Content-Type': 'application/json' },
+                body: data
+            });
+            const result = await res.json();
+            document.getElementById('result-post').innerHTML = '<div id="result">' + JSON.stringify(result, null, 2) + '</div>';
+        }
+    </script>
+</body>
+</html>
\ No newline at end of file
diff --git a/target/classes/static/users.html b/target/classes/static/users.html
new file mode 100644
index 0000000..56a30e5
--- /dev/null
+++ b/target/classes/static/users.html
@@ -0,0 +1,225 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>用户管理 - Spring Boot</title>
+    <style>
+        * { margin: 0; padding: 0; box-sizing: border-box; }
+        body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; max-width: 900px; margin: 0 auto; padding: 20px; background: #f5f5f5; }
+        h1 { color: #6DB33F; margin: 20px 0; }
+        h2 { color: #333; margin: 20px 0 10px; }
+        .card { background: white; padding: 20px; margin: 15px 0; border-radius: 8px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
+        table { width: 100%; border-collapse: collapse; margin: 15px 0; }
+        th, td { border: 1px solid #ddd; padding: 12px; text-align: left; }
+        th { background: #6DB33F; color: white; }
+        tr:nth-child(even) { background: #f9f9f9; }
+        tr:hover { background: #f0f0f0; }
+        .btn { display: inline-block; padding: 8px 16px; border-radius: 4px; text-decoration: none; font-size: 14px; cursor: pointer; border: none; }
+        .btn-primary { background: #6DB33F; color: white; }
+        .btn-primary:hover { background: #5da32f; }
+        .btn-danger { background: #dc3545; color: white; }
+        .btn-danger:hover { background: #c82333; }
+        .btn-secondary { background: #6c757d; color: white; }
+        .btn-success { background: #28a745; color: white; }
+        .form-group { margin: 15px 0; }
+        .form-group label { display: block; margin-bottom: 5px; font-weight: bold; }
+        .form-group input { width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 4px; font-size: 14px; }
+        .modal { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); }
+        .modal.active { display: flex; justify-content: center; align-items: center; }
+        .modal-content { background: white; padding: 30px; border-radius: 8px; width: 400px; }
+        .modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
+        .modal-header h3 { margin: 0; }
+        .close-btn { background: none; border: none; font-size: 24px; cursor: pointer; }
+        .btn-group { display: flex; gap: 10px; margin-top: 20px; }
+        .tip { background: #e7f3ff; padding: 15px; border-radius: 4px; margin: 15px 0; border-left: 4px solid #6DB33F; }
+        code { background: #f0f0f0; padding: 2px 6px; border-radius: 3px; }
+        pre { background: #2d2d2d; color: #f8f8f2; padding: 15px; border-radius: 4px; overflow-x: auto; }
+    </style>
+</head>
+<body>
+    <h1>👥 用户管理 - RESTful API 示例</h1>
+    
+    <div class="card">
+        <div style="display: flex; justify-content: space-between; align-items: center;">
+            <h2>用户列表</h2>
+            <button class="btn btn-primary" onclick="openModal()">+ 添加用户</button>
+        </div>
+        <table id="userTable">
+            <thead>
+                <tr>
+                    <th>ID</th>
+                    <th>姓名</th>
+                    <th>邮箱</th>
+                    <th>年龄</th>
+                    <th>操作</th>
+                </tr>
+            </thead>
+            <tbody></tbody>
+        </table>
+    </div>
+    
+    <div class="card">
+        <h2>📖 学习要点</h2>
+        <div class="tip">
+            <strong>RESTful API 设计：</strong>
+            <ul style="margin-top: 10px; padding-left: 20px;">
+                <li><code>GET /api/users</code> - 获取所有用户</li>
+                <li><code>GET /api/users/{id}</code> - 获取单个用户</li>
+                <li><code>POST /api/users</code> - 创建用户</li>
+                <li><code>PUT /api/users/{id}</code> - 更新用户</li>
+                <li><code>DELETE /api/users/{id}</code> - 删除用户</li>
+            </ul>
+        </div>
+        
+        <h3>Controller 代码示例</h3>
+        <pre><code>@RestController
+@RequestMapping("/api/users")
+public class UserController {
+    
+    @GetMapping
+    public List&lt;User&gt; getAllUsers() { ... }
+    
+    @GetMapping("/{id}")
+    public User getUserById(@PathVariable Long id) { ... }
+    
+    @PostMapping
+    public User createUser(@RequestBody User user) { ... }
+    
+    @PutMapping("/{id}")
+    public User updateUser(@PathVariable Long id, @RequestBody User user) { ... }
+    
+    @DeleteMapping("/{id}")
+    public String deleteUser(@PathVariable Long id) { ... }
+}</code></pre>
+    </div>
+    
+    <div class="card">
+        <h2>🔧 Spring 注解说明</h2>
+        <table>
+            <tr><th>注解</th><th>说明</th></tr>
+            <tr><td><code>@RestController</code></td><td>= @Controller + @ResponseBody</td></tr>
+            <tr><td><code>@RequestMapping</code></td><td>定义路由映射</td></tr>
+            <tr><td><code>@GetMapping</code></td><td>GET 请求映射</td></tr>
+            <tr><td><code>@PostMapping</code></td><td>POST 请求映射</td></tr>
+            <tr><td><code>@PathVariable</code></td><td>获取路径变量</td></tr>
+            <tr><td><code>@RequestBody</code></td><td>获取请求体 JSON</td></tr>
+            <tr><td><code>@RequestParam</code></td><td>获取查询参数</td></tr>
+        </table>
+    </div>
+    
+    <p><a href="/">← 返回学习中心</a></p>
+    
+    <!-- 添加/编辑用户模态框 -->
+    <div class="modal" id="userModal">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h3 id="modalTitle">添加用户</h3>
+                <button class="close-btn" onclick="closeModal()">&times;</button>
+            </div>
+            <form id="userForm">
+                <input type="hidden" id="userId">
+                <div class="form-group">
+                    <label>姓名</label>
+                    <input type="text" id="userName" required>
+                </div>
+                <div class="form-group">
+                    <label>邮箱</label>
+                    <input type="email" id="userEmail" required>
+                </div>
+                <div class="form-group">
+                    <label>年龄</label>
+                    <input type="number" id="userAge" required>
+                </div>
+                <div class="btn-group">
+                    <button type="submit" class="btn btn-primary">保存</button>
+                    <button type="button" class="btn btn-secondary" onclick="closeModal()">取消</button>
+                </div>
+            </form>
+        </div>
+    </div>
+    
+    <script>
+        // 加载用户列表
+        async function loadUsers() {
+            const res = await fetch('/api/users');
+            const users = await res.json();
+            const tbody = document.querySelector('#userTable tbody');
+            tbody.innerHTML = users.map(u => `
+                <tr>
+                    <td>${u.id}</td>
+                    <td>${u.name}</td>
+                    <td>${u.email}</td>
+                    <td>${u.age}</td>
+                    <td>
+                        <button class="btn btn-primary" onclick="editUser(${u.id}, '${u.name}', '${u.email}', ${u.age})">编辑</button>
+                        <button class="btn btn-danger" onclick="deleteUser(${u.id})">删除</button>
+                    </td>
+                </tr>
+            `).join('');
+        }
+        
+        // 打开模态框
+        function openModal() {
+            document.getElementById('userModal').classList.add('active');
+            document.getElementById('modalTitle').textContent = '添加用户';
+            document.getElementById('userForm').reset();
+            document.getElementById('userId').value = '';
+        }
+        
+        // 关闭模态框
+        function closeModal() {
+            document.getElementById('userModal').classList.remove('active');
+        }
+        
+        // 编辑用户
+        function editUser(id, name, email, age) {
+            document.getElementById('userModal').classList.add('active');
+            document.getElementById('modalTitle').textContent = '编辑用户';
+            document.getElementById('userId').value = id;
+            document.getElementById('userName').value = name;
+            document.getElementById('userEmail').value = email;
+            document.getElementById('userAge').value = age;
+        }
+        
+        // 保存用户
+        document.getElementById('userForm').addEventListener('submit', async (e) => {
+            e.preventDefault();
+            const id = document.getElementById('userId').value;
+            const user = {
+                name: document.getElementById('userName').value,
+                email: document.getElementById('userEmail').value,
+                age: parseInt(document.getElementById('userAge').value)
+            };
+            
+            if (id) {
+                await fetch(`/api/users/${id}`, {
+                    method: 'PUT',
+                    headers: { 'Content-Type': 'application/json' },
+                    body: JSON.stringify({ ...user, id: parseInt(id) })
+                });
+            } else {
+                await fetch('/api/users', {
+                    method: 'POST',
+                    headers: { 'Content-Type': 'application/json' },
+                    body: JSON.stringify(user)
+                });
+            }
+            
+            closeModal();
+            loadUsers();
+        });
+        
+        // 删除用户
+        async function deleteUser(id) {
+            if (confirm('确定删除此用户？')) {
+                await fetch(`/api/users/${id}`, { method: 'DELETE' });
+                loadUsers();
+            }
+        }
+        
+        // 初始化
+        loadUsers();
+    </script>
+</body>
+</html>
\ No newline at end of file
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diff --git a/target/maven-archiver/pom.properties b/target/maven-archiver/pom.properties
new file mode 100644
index 0000000..b665b7b
--- /dev/null
+++ b/target/maven-archiver/pom.properties
@@ -0,0 +1,3 @@
+artifactId=demo
+groupId=com.example
+version=0.0.1-SNAPSHOT
diff --git a/target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst b/target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst
new file mode 100644
index 0000000..0cec6d3
--- /dev/null
+++ b/target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst
@@ -0,0 +1,15 @@
+com/example/demo/aop/RateLimited.class
+com/example/demo/model/UserEvent.class
+com/example/demo/aop/LoggingAspect.class
+com/example/demo/event/UserEventPublisher.class
+com/example/demo/controller/AopEventController.class
+com/example/demo/controller/LearnController.class
+com/example/demo/DemoApplication.class
+com/example/demo/event/UserEventListener.class
+com/example/demo/controller/PageController.class
+com/example/demo/controller/UserController.class
+com/example/demo/model/UserEvent$Type.class
+com/example/demo/model/User.class
+com/example/demo/aop/RateLimitAspect.class
+com/example/demo/service/UserService.class
+com/example/demo/aop/PerformanceAspect.class
diff --git a/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst b/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst
new file mode 100644
index 0000000..d3d20ed
--- /dev/null
+++ b/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst
@@ -0,0 +1,14 @@
+/home/llm/projects/springboot-demo/src/main/java/com/example/demo/controller/UserController.java
+/home/llm/projects/springboot-demo/src/main/java/com/example/demo/model/User.java
+/home/llm/projects/springboot-demo/src/main/java/com/example/demo/aop/LoggingAspect.java
+/home/llm/projects/springboot-demo/src/main/java/com/example/demo/controller/PageController.java
+/home/llm/projects/springboot-demo/src/main/java/com/example/demo/aop/RateLimited.java
+/home/llm/projects/springboot-demo/src/main/java/com/example/demo/aop/PerformanceAspect.java
+/home/llm/projects/springboot-demo/src/main/java/com/example/demo/service/UserService.java
+/home/llm/projects/springboot-demo/src/main/java/com/example/demo/controller/AopEventController.java
+/home/llm/projects/springboot-demo/src/main/java/com/example/demo/event/UserEventPublisher.java
+/home/llm/projects/springboot-demo/src/main/java/com/example/demo/DemoApplication.java
+/home/llm/projects/springboot-demo/src/main/java/com/example/demo/event/UserEventListener.java
+/home/llm/projects/springboot-demo/src/main/java/com/example/demo/controller/LearnController.java
+/home/llm/projects/springboot-demo/src/main/java/com/example/demo/model/UserEvent.java
+/home/llm/projects/springboot-demo/src/main/java/com/example/demo/aop/RateLimitAspect.java