fix(frontend): move refresh button next to reset button in TaskFilter

- Move refresh button from card title to TaskFilter component
- Place refresh button horizontally after reset button
- Add loading prop and refresh event to TaskFilter
- Change reset button icon to pi-undo for better semantics

Author: githubnull

src/frontEnd/src/components/TaskFilter.vue

@@ -97,13 +97,22 @@
       <div class="filter-item action-item">
         <Button 
           label="重置" 
-          icon="pi pi-refresh" 
+          icon="pi pi-undo" 
           @click="resetFilters" 
           severity="secondary"
           outlined
           size="small"
           class="reset-btn"
         />
+        <Button 
+          label="刷新" 
+          icon="pi pi-refresh" 
+          @click="emit('refresh')" 
+          severity="primary"
+          :loading="props.loading"
+          size="small"
+          class="refresh-btn"
+        />
       </div>
     </div>
 
@@ -126,10 +135,12 @@ interface Props {
   filters: TaskFilters
   filteredCount: number
   totalCount: number
+  loading?: boolean
 }
 
 interface Emits {
   (e: 'update:filters', filters: TaskFilters): void
+  (e: 'refresh'): void
 }
 
 const props = defineProps<Props>()
@@ -291,7 +302,9 @@ function resetFilters() {
   .action-item {
     flex: 0 0 auto;
     display: flex;
+    flex-direction: row;
     align-items: flex-end;
+    gap: 8px;
   }
 }
 
@@ -328,6 +341,11 @@ function resetFilters() {
   font-size: 12px;
 }
 
+.refresh-btn {
+  height: 36px;
+  font-size: 12px;
+}
+
 .datepicker-footer {
   display: flex;
   justify-content: flex-end;

src/frontEnd/src/views/TaskList/index.vue

@@ -4,7 +4,6 @@
       <template #title>
         <div class="flex-between">
           <span>任务列表</span>
-          <Button label="刷新" icon="pi pi-refresh" @click="fetchTasks" :loading="taskStore.loading" />
         </div>
       </template>
       <template #content>
@@ -13,7 +12,9 @@
           :filters="taskStore.filters"
           :filteredCount="taskStore.sortedTaskList.length"
           :totalCount="taskStore.taskList.length"
+          :loading="taskStore.loading"
           @update:filters="handleFilterChange"
+          @refresh="fetchTasks"
         />
 
         <!-- 批量操作栏 -->