feat(mq): 新增 WebAI 消息队列支持

为支持 WebAI 登录场景，新增 web.ai.headers.exchange 交换机及对应发送方法；
在 HostInfoServiceImpl 中增加 Redis 前缀判断与 webAISend 调用逻辑。

src/main/java/com/yupi/springbootinit/config/RabbitMQConfig.java

@@ -24,6 +24,9 @@ public class RabbitMQConfig {
 
     public static final String AI_CHAT_EXCHANGE_NAME = "ai.chat.headers.exchange";
     public static final String BIG_BROTHER_EXCHANGE_NAME = "big.brother.headers.exchange";
+    public static final String WEB_AI_EXCHANGE_NAME = "web.ai.headers.exchange";
+
+
 
     //创建队列
     //true:表示持久化
@@ -63,6 +66,13 @@ public class RabbitMQConfig {
                 .build();
     }
 
+    @Bean
+    public HeadersExchange webAiHeadersExchange() {
+        return ExchangeBuilder.headersExchange(WEB_AI_EXCHANGE_NAME)
+                .durable(true)
+                .build();
+    }
+
 
     @Bean
     public RabbitAdmin rabbitAdmin(ConnectionFactory cf) {