fix(dict): 修复字典请求失败后队列未清理导致永久阻塞

src/composables/websocket/useDictSync.ts

@@ -39,7 +39,7 @@ function createDictSyncHook() {
   const messageCallbacks = ref<DictMessageCallback[]>([]);
 
   // 重试定时器
-  let retryTimer: any = null;
+  let retryTimer: ReturnType<typeof setTimeout> | null = null;
 
   /**
    * 注册字典消息回调

src/store/modules/dict-store.ts

@@ -26,10 +26,16 @@ export const useDictStore = defineStore("dict", () => {
     if (dictCache.value[dictCode]) return;
     // 防止重复请求
     if (!requestQueue[dictCode]) {
-      requestQueue[dictCode] = DictAPI.getDictItems(dictCode).then((data) => {
-        cacheDictItems(dictCode, data);
-        Reflect.deleteProperty(requestQueue, dictCode);
-      });
+      requestQueue[dictCode] = DictAPI.getDictItems(dictCode)
+        .then((data) => {
+          cacheDictItems(dictCode, data);
+          Reflect.deleteProperty(requestQueue, dictCode);
+        })
+        .catch((error) => {
+          // 请求失败，清理队列，允许重试
+          Reflect.deleteProperty(requestQueue, dictCode);
+          throw error;
+        });
     }
     await requestQueue[dictCode];
   };