修复demo和编译/运行警告问题

src/components/ConfirmTimerDialog.vue

@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { ref, watch, defineProps, defineEmits, computed } from 'vue'
+import { ref, watch, computed } from 'vue'
 import { useI18n } from '../composables/useI18n'
 const props = defineProps({
   visible: Boolean,

src/components/GanttChart.vue

@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { ref, onUnmounted, onMounted, computed, watch, nextTick, defineEmits } from 'vue'
+import { ref, onUnmounted, onMounted, computed, watch, nextTick } from 'vue'
 import TaskList from './TaskList.vue'
 import Timeline from './Timeline.vue'
 import GanttToolbar from './GanttToolbar.vue'

src/components/GanttConfirmDialog.vue

@@ -1,5 +1,4 @@
 <script setup lang="ts">
-import { defineProps, defineEmits } from 'vue'
 import '../styles/app.css'
 const props = defineProps({
   visible: Boolean,

src/components/TaskBar.vue

@@ -39,7 +39,7 @@ const emit = defineEmits([
   'add-predecessor',
   'add-successor',
   'delete',
-  'contextmenu', // 添加原生contextmenu事件声明
+  'context-menu',
 ])
 
 const slots = useSlots()
@@ -1331,9 +1331,9 @@ onUnmounted(() => {
         :row-height="rowHeight"
         :day-width="dayWidth"
       />
-      <block v-else>
+      <template v-else>
         {{ task.name }} ({{ task.progress || 0 }}%)
-      </block>
+      </template>
     </div>
 
     <!-- 完成进度条（非父级任务） -->