feat: 添加 UI 状态管理，支持新增记录底部弹窗功能，优化设置和主页交互

src/components/BottomDock.vue

@@ -1,10 +1,12 @@
 <script setup>
 import { computed } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
+import { useUiStore } from '../stores/ui'
 
 // 使用路由信息来高亮当前 Tab，而不是从父组件传递状态
 const route = useRoute()
 const router = useRouter()
+const uiStore = useUiStore()
 
 const currentTab = computed(() => route.name)
 
@@ -14,7 +16,7 @@ const goTab = (name) => {
 }
 
 const openAdd = () => {
-  router.push({ name: 'add' })
+  uiStore.openAddEntry()
 }
 </script>