diff --git a/pom.xml b/pom.xml
index deb48ad..76cfe75 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,98 +6,138 @@
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
         <version>3.5.5</version>
-        <relativePath/> <!-- lookup parent from repository -->
+        <relativePath/>
     </parent>
     <groupId>com.mini</groupId>
     <artifactId>my-bigScreen</artifactId>
     <version>0.0.1-SNAPSHOT</version>
     <name>bigScreen</name>
     <description>bigScreen</description>
-    <url/>
-    <licenses>
-        <license/>
-    </licenses>
-    <developers>
-        <developer/>
-    </developers>
-    <scm>
-        <connection/>
-        <developerConnection/>
-        <tag/>
-        <url/>
-    </scm>
+
+    <!-- 阿里云镜像：解决依赖拉取问题 -->
+    <repositories>
+        <repository>
+            <id>aliyunmaven</id>
+            <name>Aliyun Maven Repository</name>
+            <url>https://maven.aliyun.com/repository/public</url>
+            <releases><enabled>true</enabled></releases>
+            <snapshots><enabled>false</enabled></snapshots>
+        </repository>
+    </repositories>
+
     <properties>
         <java.version>17</java.version>
+        <mybatis-spring.version>3.0.3</mybatis-spring.version>
+        <mybatis-plus.version>3.5.7</mybatis-plus.version>
+        <mybatis-plus-join.version>1.4.4</mybatis-plus-join.version>
     </properties>
 
     <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
 
+        <!-- 2. 邮件依赖（替换为Jakarta版本，适配Spring Boot 3.x） -->
         <dependency>
             <groupId>com.sun.mail</groupId>
-            <artifactId>javax.mail</artifactId>
-            <version>1.6.2</version>
-        </dependency>
-        <dependency>
-            <groupId>javax.activation</groupId>
-            <artifactId>activation</artifactId>
-            <version>1.1.1</version>
+            <artifactId>jakarta.mail</artifactId>
+            <version>2.0.1</version>
         </dependency>
 
+        <!-- 3. SSH/FTP/工具类依赖 -->
         <dependency>
             <groupId>com.jcraft</groupId>
             <artifactId>jsch</artifactId>
             <version>0.1.55</version>
         </dependency>
-
         <dependency>
             <groupId>commons-net</groupId>
             <artifactId>commons-net</artifactId>
-            <version>3.11.0</version> <!-- 请根据需要使用最新版本 -->
+            <version>3.11.0</version>
         </dependency>
-
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
             <version>2.14.0</version>
         </dependency>
-
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-lang3</artifactId>
             <version>3.18.0</version>
         </dependency>
-
-        <dependency>
-            <groupId>org.mybatis.spring.boot</groupId>
-            <artifactId>mybatis-spring-boot-starter</artifactId>
-            <version>3.0.4</version>
-        </dependency>
-
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
             <version>2.0.52</version>
         </dependency>
+        <dependency>
+            <groupId>cn.hutool</groupId>
+            <artifactId>hutool-all</artifactId>
+            <version>5.8.31</version>
+        </dependency>
 
+        <!-- 4. MyBatis-Plus核心（强制排除旧版mybatis-spring） -->
         <dependency>
             <groupId>com.baomidou</groupId>
             <artifactId>mybatis-plus-boot-starter</artifactId>
-            <version>3.5.7</version>
+            <version>${mybatis-plus.version}</version>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.mybatis</groupId>
+                    <artifactId>mybatis-spring</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>com.baomidou</groupId>
             <artifactId>mybatis-plus-extension</artifactId>
-            <version>3.5.7</version>
+            <version>${mybatis-plus.version}</version>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.mybatis</groupId>
+                    <artifactId>mybatis-spring</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>com.baomidou</groupId>
             <artifactId>mybatis-plus-generator</artifactId>
-            <version>3.5.7</version>
+            <version>${mybatis-plus.version}</version>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.mybatis</groupId>
+                    <artifactId>mybatis-spring</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
+
+        <dependency>
+            <groupId>org.mybatis</groupId>
+            <artifactId>mybatis-spring</artifactId>
+            <version>${mybatis-spring.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>com.github.yulichang</groupId>
+            <artifactId>mybatis-plus-join-boot-starter</artifactId>
+            <version>${mybatis-plus-join.version}</version>
+            <exclusions>
+                <exclusion>
+                    <groupId>com.baomidou</groupId>
+                    <artifactId>mybatis-plus-boot-starter</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>org.mybatis</groupId>
+                    <artifactId>mybatis-spring</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+
         <dependency>
             <groupId>org.apache.velocity</groupId>
             <artifactId>velocity-engine-core</artifactId>
-            <version>2.3</version>  <!-- 最新版 -->
+            <version>2.3</version>
             <exclusions>
                 <exclusion>
                     <groupId>org.apache.commons</groupId>
@@ -109,20 +149,8 @@
             <groupId>org.freemarker</groupId>
             <artifactId>freemarker</artifactId>
         </dependency>
-        <dependency>
-            <groupId>cn.hutool</groupId>
-            <artifactId>hutool-all</artifactId>
-            <version>5.8.31</version>
-        </dependency>
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-data-jdbc</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-jdbc</artifactId>
-        </dependency>
 
+        <!-- 8. 数据库驱动 -->
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
@@ -134,50 +162,12 @@
             <scope>runtime</scope>
         </dependency>
 
-        <dependency>
-            <groupId>org.springframework.security</groupId>
-            <artifactId>spring-security-core</artifactId>
-            <version>6.5.4</version>
-        </dependency>
-
-        <!-- Actuator 核心依赖 -->
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-actuator</artifactId>
-            <version>3.5.5</version>
-        </dependency>
-
-        <!-- WebSocket支持 -->
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-websocket</artifactId>
-        </dependency>
-
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-web</artifactId>
-        </dependency>
-
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-thymeleaf</artifactId>
-        </dependency>
-
-        <dependency>
-            <groupId>com.fasterxml.jackson.core</groupId>
-            <artifactId>jackson-databind</artifactId>
-        </dependency>
-
+        <!-- 9. 简化开发 -->
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
             <optional>true</optional>
         </dependency>
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-test</artifactId>
-            <scope>test</scope>
-        </dependency>
     </dependencies>
 
     <build>
@@ -186,6 +176,11 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <source>${java.version}</source>
+                    <target>${java.version}</target>
+                    <encoding>UTF-8</encoding>
+                </configuration>
             </plugin>
             <plugin>
                 <groupId>org.springframework.boot</groupId>
@@ -193,7 +188,7 @@
                 <executions>
                     <execution>
                         <goals>
-                            <goal>repackage</goal> <!-- 关键：生成可执行 JAR -->
+                            <goal>repackage</goal>
                         </goals>
                     </execution>
                 </executions>
@@ -208,5 +203,4 @@
             </plugin>
         </plugins>
     </build>
-
-</project>
+</project>
\ No newline at end of file
diff --git a/src/main/java/com/mini/mybigscreen/MyBigScreenApplication.java b/src/main/java/com/mini/mybigscreen/MyBigScreenApplication.java
index acc4d57..4cdc89a 100644
--- a/src/main/java/com/mini/mybigscreen/MyBigScreenApplication.java
+++ b/src/main/java/com/mini/mybigscreen/MyBigScreenApplication.java
@@ -1,5 +1,6 @@
 package com.mini.mybigscreen;
 
+
 import org.mybatis.spring.annotation.MapperScan;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;