fix: 渠道账号群聊同步缓存 key 及成员名称兜底；统一 Docker/Maven 项目约定

backend/mci-server/pom.xml

@@ -70,6 +70,11 @@
             <artifactId>sa-token-spring-boot3-starter</artifactId>
             <version>1.39.0</version>
         </dependency>
+        <dependency>
+            <groupId>cn.dev33</groupId>
+            <artifactId>sa-token-redis-jackson</artifactId>
+            <version>1.39.0</version>
+        </dependency>
         <dependency>
             <groupId>org.springframework.ai</groupId>
             <artifactId>spring-ai-openai-spring-boot-starter</artifactId>