feat: 统一列表模糊搜索行为

- 统一管理端和用户中心搜索参数及多字段包含匹配

- 修复聊天搜索竞态并优化部门重名路径展示

- 补充部门展开、模型空白词和聊天查询回归测试

easyflow-ui-admin/app/src/views/ai/documentCollection/DocumentCollection.vue

@@ -91,8 +91,7 @@ watchListRouteState(route, documentCollectionListRouteSchema, (state) => {
     pageSize: state.pageSize,
     queryParams: {
       categoryId: state.categoryId || undefined,
-      isQueryOr: true,
-      title: state.keyword || undefined,
+      keyword: state.keyword || undefined,
     },
   });
 });
@@ -590,8 +589,7 @@ const handleSearch = (params: any) => {
   searchKeyword.value = String(params || '');
   pageDataRef.value.setQuery({
     categoryId: selectedCategoryId.value || undefined,
-    title: searchKeyword.value || undefined,
-    isQueryOr: true,
+    keyword: searchKeyword.value || undefined,
   });
 };
 const reloadKnowledgeList = () => {
@@ -631,8 +629,7 @@ const getCategoryList = async () => {
       selectedCategoryId.value = '';
       initialCategoryChangePending = false;
       pageDataRef.value?.setQuery?.({
-        title: searchKeyword.value || undefined,
-        isQueryOr: true,
+        keyword: searchKeyword.value || undefined,
       });
     }
   }
@@ -763,8 +760,7 @@ function changeCategory(category: any) {
   selectedCategoryId.value = categoryId;
   pageDataRef.value.setQuery({
     categoryId: categoryId || undefined,
-    title: searchKeyword.value || undefined,
-    isQueryOr: true,
+    keyword: searchKeyword.value || undefined,
   });
 }
 function handlePageStateChange(state: {
@@ -822,8 +818,7 @@ function handlePageStateChange(state: {
           :initial-page-number="initialListState.pageNumber"
           :initial-query-params="{
             categoryId: initialListState.categoryId || undefined,
-            title: initialListState.keyword || undefined,
-            isQueryOr: true,
+            keyword: initialListState.keyword || undefined,
           }"
           @state-change="handlePageStateChange"
         >