diff --git a/Backend/pom.xml b/Backend/pom.xml
index 47e8b22..81acfe6 100644
--- a/Backend/pom.xml
+++ b/Backend/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>2.7.2</version>
+        <version>3.2.2</version>
         <relativePath/> <!-- lookup parent from repository -->
     </parent>
     <groupId>com.wonder</groupId>
@@ -14,14 +14,13 @@
     <version>0.0.1-SNAPSHOT</version>
     <name>bi-backend</name>
     <properties>
-        <java.version>1.8</java.version>
+        <java.version>21</java.version>
     </properties>
     <dependencies>
         <!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-amqp -->
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-amqp</artifactId>
-            <version>2.7.2</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/com.rabbitmq/amqp-client -->
         <dependency>
@@ -55,7 +54,7 @@
         <dependency>
             <groupId>org.mybatis.spring.boot</groupId>
             <artifactId>mybatis-spring-boot-starter</artifactId>
-            <version>2.2.2</version>
+            <version>3.0.3</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/com.baomidou/mybatis-plus-boot-starter -->
         <dependency>
@@ -111,6 +110,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
+            <version>8.0.33</version>
             <scope>runtime</scope>
         </dependency>
         <dependency>
diff --git a/Backend/src/main/java/com/wonder/bi/aop/AuthInterceptor.java b/Backend/src/main/java/com/wonder/bi/aop/AuthInterceptor.java
index fbd9da5..fe12f59 100644
--- a/Backend/src/main/java/com/wonder/bi/aop/AuthInterceptor.java
+++ b/Backend/src/main/java/com/wonder/bi/aop/AuthInterceptor.java
@@ -6,8 +6,9 @@ import com.wonder.bi.exception.BusinessException;
 import com.wonder.bi.model.entity.User;
 import com.wonder.bi.model.enums.UserRoleEnum;
 import com.wonder.bi.service.UserService;
-import javax.annotation.Resource;
-import javax.servlet.http.HttpServletRequest;
+
+import jakarta.annotation.Resource;
+import jakarta.servlet.http.HttpServletRequest;
 import org.apache.commons.lang3.StringUtils;
 import org.aspectj.lang.ProceedingJoinPoint;
 import org.aspectj.lang.annotation.Around;
diff --git a/Backend/src/main/java/com/wonder/bi/aop/LogInterceptor.java b/Backend/src/main/java/com/wonder/bi/aop/LogInterceptor.java
index b31a24f..cfbebaa 100644
--- a/Backend/src/main/java/com/wonder/bi/aop/LogInterceptor.java
+++ b/Backend/src/main/java/com/wonder/bi/aop/LogInterceptor.java
@@ -1,7 +1,8 @@
 package com.wonder.bi.aop;
 
 import java.util.UUID;
-import javax.servlet.http.HttpServletRequest;
+
+import jakarta.servlet.http.HttpServletRequest;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.StringUtils;
 import org.aspectj.lang.ProceedingJoinPoint;
diff --git a/Backend/src/main/java/com/wonder/bi/bizmq/BiMessageConsumer.java b/Backend/src/main/java/com/wonder/bi/bizmq/BiMessageConsumer.java
index 5d4be09..6cb3f04 100644
--- a/Backend/src/main/java/com/wonder/bi/bizmq/BiMessageConsumer.java
+++ b/Backend/src/main/java/com/wonder/bi/bizmq/BiMessageConsumer.java
@@ -6,6 +6,7 @@ import com.wonder.bi.exception.BusinessException;
 import com.wonder.bi.manager.OpenAiManager;
 import com.wonder.bi.model.entity.Chart;
 import com.wonder.bi.service.ChartService;
+import jakarta.annotation.Resource;
 import lombok.SneakyThrows;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.StringUtils;
@@ -14,7 +15,6 @@ import org.springframework.amqp.support.AmqpHeaders;
 import org.springframework.messaging.handler.annotation.Header;
 import org.springframework.stereotype.Component;
 
-import javax.annotation.Resource;
 
 @Component
 @Slf4j
diff --git a/Backend/src/main/java/com/wonder/bi/bizmq/BiMessageProducer.java b/Backend/src/main/java/com/wonder/bi/bizmq/BiMessageProducer.java
index c5c4f7b..9395ed2 100644
--- a/Backend/src/main/java/com/wonder/bi/bizmq/BiMessageProducer.java
+++ b/Backend/src/main/java/com/wonder/bi/bizmq/BiMessageProducer.java
@@ -1,9 +1,10 @@
 package com.wonder.bi.bizmq;
 
+import jakarta.annotation.Resource;
 import org.springframework.amqp.rabbit.core.RabbitTemplate;
 import org.springframework.stereotype.Component;
 
-import javax.annotation.Resource;
+
 
 @Component
 public class BiMessageProducer {
diff --git a/Backend/src/main/java/com/wonder/bi/bizmq/MyMessageConsumer.java b/Backend/src/main/java/com/wonder/bi/bizmq/MyMessageConsumer.java
index eb57187..d77563c 100644
--- a/Backend/src/main/java/com/wonder/bi/bizmq/MyMessageConsumer.java
+++ b/Backend/src/main/java/com/wonder/bi/bizmq/MyMessageConsumer.java
@@ -4,12 +4,11 @@ import com.rabbitmq.client.Channel;
 import lombok.SneakyThrows;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.amqp.rabbit.annotation.RabbitListener;
-import org.springframework.amqp.rabbit.core.RabbitTemplate;
 import org.springframework.amqp.support.AmqpHeaders;
 import org.springframework.messaging.handler.annotation.Header;
 import org.springframework.stereotype.Component;
 
-import javax.annotation.Resource;
+
 
 @Component
 @Slf4j
diff --git a/Backend/src/main/java/com/wonder/bi/bizmq/MyMessageProducer.java b/Backend/src/main/java/com/wonder/bi/bizmq/MyMessageProducer.java
index ccba796..0caad48 100644
--- a/Backend/src/main/java/com/wonder/bi/bizmq/MyMessageProducer.java
+++ b/Backend/src/main/java/com/wonder/bi/bizmq/MyMessageProducer.java
@@ -1,9 +1,10 @@
 package com.wonder.bi.bizmq;
 
+import jakarta.annotation.Resource;
 import org.springframework.amqp.rabbit.core.RabbitTemplate;
 import org.springframework.stereotype.Component;
 
-import javax.annotation.Resource;
+
 
 @Component
 public class MyMessageProducer {
diff --git a/Backend/src/main/java/com/wonder/bi/config/OssClientConfig.java b/Backend/src/main/java/com/wonder/bi/config/OssClientConfig.java
index 9b9f94b..fae6908 100644
--- a/Backend/src/main/java/com/wonder/bi/config/OssClientConfig.java
+++ b/Backend/src/main/java/com/wonder/bi/config/OssClientConfig.java
@@ -5,15 +5,13 @@ import com.aliyun.oss.OSS;
 import com.aliyun.oss.OSSClientBuilder;
 import com.aliyun.oss.common.comm.Protocol;
 import com.aliyun.oss.common.comm.SignVersion;
+import jakarta.annotation.PostConstruct;
 import lombok.Data;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
-import javax.annotation.PostConstruct;
-import javax.annotation.Resource;
-
 
 @Configuration
 @ConfigurationProperties(prefix = "alioss")
diff --git a/Backend/src/main/java/com/wonder/bi/controller/ChartController.java b/Backend/src/main/java/com/wonder/bi/controller/ChartController.java
index 16cc9e2..45ac461 100644
--- a/Backend/src/main/java/com/wonder/bi/controller/ChartController.java
+++ b/Backend/src/main/java/com/wonder/bi/controller/ChartController.java
@@ -24,6 +24,8 @@ import com.wonder.bi.service.ChartService;
 import com.wonder.bi.service.UserService;
 import com.wonder.bi.utils.ExcelUtils;
 import com.wonder.bi.utils.SqlUtils;
+import jakarta.annotation.Resource;
+import jakarta.servlet.http.HttpServletRequest;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.ObjectUtils;
 import org.apache.commons.lang3.StringUtils;
@@ -31,8 +33,7 @@ import org.springframework.beans.BeanUtils;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
-import javax.annotation.Resource;
-import javax.servlet.http.HttpServletRequest;
+
 import java.util.Arrays;
 import java.util.List;
 import java.util.concurrent.CompletableFuture;
diff --git a/Backend/src/main/java/com/wonder/bi/controller/FileController.java b/Backend/src/main/java/com/wonder/bi/controller/FileController.java
index 37ca1ca..f315835 100644
--- a/Backend/src/main/java/com/wonder/bi/controller/FileController.java
+++ b/Backend/src/main/java/com/wonder/bi/controller/FileController.java
@@ -13,8 +13,9 @@ import com.wonder.bi.model.enums.FileUploadBizEnum;
 import com.wonder.bi.service.UserService;
 import java.io.File;
 import java.util.Arrays;
-import javax.annotation.Resource;
-import javax.servlet.http.HttpServletRequest;
+
+import jakarta.annotation.Resource;
+import jakarta.servlet.http.HttpServletRequest;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.RandomStringUtils;
 import org.springframework.web.bind.annotation.PostMapping;
diff --git a/Backend/src/main/java/com/wonder/bi/controller/QueueController.java b/Backend/src/main/java/com/wonder/bi/controller/QueueController.java
index 6318e56..65cee76 100644
--- a/Backend/src/main/java/com/wonder/bi/controller/QueueController.java
+++ b/Backend/src/main/java/com/wonder/bi/controller/QueueController.java
@@ -1,13 +1,13 @@
 package com.wonder.bi.controller;
 
 import cn.hutool.json.JSONUtil;
+import jakarta.annotation.Resource;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.context.annotation.Profile;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
-import javax.annotation.Resource;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.concurrent.CompletableFuture;
diff --git a/Backend/src/main/java/com/wonder/bi/controller/UserController.java b/Backend/src/main/java/com/wonder/bi/controller/UserController.java
index b68097a..6672e41 100644
--- a/Backend/src/main/java/com/wonder/bi/controller/UserController.java
+++ b/Backend/src/main/java/com/wonder/bi/controller/UserController.java
@@ -20,8 +20,9 @@ import com.wonder.bi.model.vo.LoginUserVO;
 import com.wonder.bi.model.vo.UserVO;
 import com.wonder.bi.service.UserService;
 import java.util.List;
-import javax.annotation.Resource;
-import javax.servlet.http.HttpServletRequest;
+
+import jakarta.annotation.Resource;
+import jakarta.servlet.http.HttpServletRequest;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.BeanUtils;
diff --git a/Backend/src/main/java/com/wonder/bi/manager/OssManager.java b/Backend/src/main/java/com/wonder/bi/manager/OssManager.java
index 45a88e0..53d3db1 100644
--- a/Backend/src/main/java/com/wonder/bi/manager/OssManager.java
+++ b/Backend/src/main/java/com/wonder/bi/manager/OssManager.java
@@ -3,10 +3,11 @@ package com.wonder.bi.manager;
 import com.aliyun.oss.OSSClient;
 import com.aliyun.oss.model.PutObjectResult;
 import com.wonder.bi.config.OssClientConfig;
+import jakarta.annotation.Resource;
 import org.springframework.stereotype.Component;
 
 
-import javax.annotation.Resource;
+
 import java.io.File;
 
 
diff --git a/Backend/src/main/java/com/wonder/bi/manager/RedisLimiterManager.java b/Backend/src/main/java/com/wonder/bi/manager/RedisLimiterManager.java
index b449726..d1024e4 100644
--- a/Backend/src/main/java/com/wonder/bi/manager/RedisLimiterManager.java
+++ b/Backend/src/main/java/com/wonder/bi/manager/RedisLimiterManager.java
@@ -2,13 +2,14 @@ package com.wonder.bi.manager;
 
 import com.wonder.bi.common.ErrorCode;
 import com.wonder.bi.exception.BusinessException;
+import jakarta.annotation.Resource;
 import org.redisson.api.RRateLimiter;
 import org.redisson.api.RateIntervalUnit;
 import org.redisson.api.RateType;
 import org.redisson.api.RedissonClient;
 import org.springframework.stereotype.Service;
 
-import javax.annotation.Resource;
+
 
 /**
  * 专门提供 RedisLimiter 限流基础服务的（提供了通用的能力）
diff --git a/Backend/src/main/java/com/wonder/bi/service/UserService.java b/Backend/src/main/java/com/wonder/bi/service/UserService.java
index f390c9f..e06a18a 100644
--- a/Backend/src/main/java/com/wonder/bi/service/UserService.java
+++ b/Backend/src/main/java/com/wonder/bi/service/UserService.java
@@ -6,8 +6,10 @@ import com.wonder.bi.model.dto.user.UserQueryRequest;
 import com.wonder.bi.model.entity.User;
 import com.wonder.bi.model.vo.LoginUserVO;
 import com.wonder.bi.model.vo.UserVO;
+import jakarta.servlet.http.HttpServletRequest;
+
 import java.util.List;
-import javax.servlet.http.HttpServletRequest;
+
 
 /**
  * 用户服务
diff --git a/Backend/src/main/java/com/wonder/bi/service/impl/UserServiceImpl.java b/Backend/src/main/java/com/wonder/bi/service/impl/UserServiceImpl.java
index 4220a07..bfffc5f 100644
--- a/Backend/src/main/java/com/wonder/bi/service/impl/UserServiceImpl.java
+++ b/Backend/src/main/java/com/wonder/bi/service/impl/UserServiceImpl.java
@@ -19,7 +19,8 @@ import com.wonder.bi.utils.SqlUtils;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.stream.Collectors;
-import javax.servlet.http.HttpServletRequest;
+
+import jakarta.servlet.http.HttpServletRequest;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.BeanUtils;
diff --git a/Backend/src/main/java/com/wonder/bi/utils/NetUtils.java b/Backend/src/main/java/com/wonder/bi/utils/NetUtils.java
index be1be2d..5f429ab 100644
--- a/Backend/src/main/java/com/wonder/bi/utils/NetUtils.java
+++ b/Backend/src/main/java/com/wonder/bi/utils/NetUtils.java
@@ -1,7 +1,9 @@
 package com.wonder.bi.utils;
 
+import jakarta.servlet.http.HttpServletRequest;
+
 import java.net.InetAddress;
-import javax.servlet.http.HttpServletRequest;
+
 
 /**
  * 网络工具类