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/stores/settings.js

@@ -6,6 +6,9 @@ export const useSettingsStore = defineStore(
   () => {
     const notificationCaptureEnabled = ref(true)
     const aiAutoCategoryEnabled = ref(false)
+    const monthlyBudget = ref(12000)
+    const profileName = ref('Echo 用户')
+    const profileAvatar = ref('')
 
     const setNotificationCaptureEnabled = (value) => {
       notificationCaptureEnabled.value = !!value
@@ -15,16 +18,41 @@ export const useSettingsStore = defineStore(
       aiAutoCategoryEnabled.value = !!value
     }
 
+    const setMonthlyBudget = (value) => {
+      const numeric = Number(value)
+      monthlyBudget.value = Number.isFinite(numeric) && numeric >= 0 ? numeric : 0
+    }
+
+    const setProfileName = (value) => {
+      profileName.value = (value || '').trim() || 'Echo 用户'
+    }
+
+    const setProfileAvatar = (value) => {
+      profileAvatar.value = value || ''
+    }
+
     return {
       notificationCaptureEnabled,
       aiAutoCategoryEnabled,
+      monthlyBudget,
+      profileName,
+      profileAvatar,
       setNotificationCaptureEnabled,
       setAiAutoCategoryEnabled,
+      setMonthlyBudget,
+      setProfileName,
+      setProfileAvatar,
     }
   },
   {
     persist: {
-      paths: ['notificationCaptureEnabled', 'aiAutoCategoryEnabled'],
+      paths: [
+        'notificationCaptureEnabled',
+        'aiAutoCategoryEnabled',
+        'monthlyBudget',
+        'profileName',
+        'profileAvatar',
+      ],
     },
   },
 )

src/stores/ui.js

@@ -0,0 +1,26 @@
+import { defineStore } from 'pinia'
+import { ref } from 'vue'
+
+// 负责全局 UI 状态，例如新增记录的底部弹窗
+export const useUiStore = defineStore('ui', () => {
+  const addEntryVisible = ref(false)
+  const editingTransactionId = ref('')
+
+  const openAddEntry = (id = '') => {
+    editingTransactionId.value = id || ''
+    addEntryVisible.value = true
+  }
+
+  const closeAddEntry = () => {
+    addEntryVisible.value = false
+    editingTransactionId.value = ''
+  }
+
+  return {
+    addEntryVisible,
+    editingTransactionId,
+    openAddEntry,
+    closeAddEntry,
+  }
+})
+