refactor: SSE 连接增加 401/403 不重连、无 token 定时重试、流异常重连

src/composables/index.ts

@@ -1,7 +1,7 @@
 // SSE 服务
 export { setupSse, cleanupSseServices } from "./sse";
-export { useSse, useDictSync, useOnlineCount, cleanupSse, SseConnectionState } from "./sse";
-export type { DictMessage, DictChangeMessage, DictChangeCallback } from "./sse";
+export { useSse, useDictSync, useOnlineUsers, cleanupSse, SseConnectionState, SseTopics } from "./sse";
+export type { DictChangeMessage, DictChangeCallback, SseTopic } from "./sse";
 
 // 表格相关
 export { useTableSelection } from "./useTableSelection";