refactor(config, tabbar): 调整API环境baseURL并优化tabbar回退逻辑

- 更新生产和本地Mock环境的API基础URL为 https://juelin.onwall.cn
- 重构tabbar工具函数，将默认回退导航项改为仅包含首页的项，并更新所有相关引用

@@ -2,7 +2,7 @@ import { defineStore } from 'pinia'
 import { getTabbarConfigAPI } from '@/api/tabbar'
 import {
   getDefaultTabbarItem,
-  getDefaultTabbarItems,
+  getHomeOnlyTabbarItems,
   normalizeTabbarKey,
   normalizeTabbarPayload,
 } from '@/utils/tabbar'
@@ -11,7 +11,7 @@ let tabbarRequestPromise = null
 
 export const useTabbarStore = defineStore('tabbar', {
   state: () => ({
-    tabItems: getDefaultTabbarItems(),
+    tabItems: getHomeOnlyTabbarItems(),
     loaded: false,
     loading: false,
   }),
@@ -41,11 +41,11 @@ export const useTabbarStore = defineStore('tabbar', {
           if (response?.code === 1) {
             this.tabItems = normalizeTabbarPayload(response?.data)
           } else {
-            this.tabItems = getDefaultTabbarItems()
+            this.tabItems = getHomeOnlyTabbarItems()
           }
         } catch (error) {
           console.error('获取底部导航配置失败:', error)
-          this.tabItems = getDefaultTabbarItems()
+          this.tabItems = getHomeOnlyTabbarItems()
         } finally {
           this.loaded = true
           this.loading = false

@@ -10,7 +10,7 @@ export const API_ENVIRONMENTS = {
   production: {
     key: 'production',
     label: '正式环境',
-    baseURL: 'https://oa.onwall.cn',
+    baseURL: 'https://juelin.onwall.cn',
     requestDefaultParams: {
       f: F,
       client_id: CLIENT_ID,
@@ -20,7 +20,7 @@ export const API_ENVIRONMENTS = {
   mock: {
     key: 'mock',
     label: '本地 Mock 环境',
-    baseURL: 'https://oa.onwall.cn',
+    baseURL: 'https://juelin.onwall.cn',
     requestDefaultParams: {
       f: F,
       client_id: CLIENT_ID,

@@ -98,6 +98,8 @@ export const getDefaultTabbarItems = () => (
     .filter(Boolean)
 )
 
+export const getHomeOnlyTabbarItems = () => [getDefaultTabbarItem('home')]
+
 const buildTabbarPageUrl = (key, webviewUrl, webviewTitle, rawPageUrl = '') => {
   if (key === 'home') {
     return rawPageUrl || '/pages/index/index'
@@ -203,14 +205,14 @@ const normalizeTabbarObjectItems = (rawMap = {}) => {
 
 export const normalizeTabbarItems = (rawItems = []) => {
   if (!Array.isArray(rawItems) || !rawItems.length) {
-    return getDefaultTabbarItems()
+    return getHomeOnlyTabbarItems()
   }
 
   const normalizedItems = rawItems
     .map((item) => normalizeTabbarItem(item))
     .filter(Boolean)
 
-  return normalizedItems.length ? normalizedItems : getDefaultTabbarItems()
+  return normalizedItems.length ? normalizedItems : getHomeOnlyTabbarItems()
 }
 
 export const normalizeTabbarPayload = (rawPayload = null) => {
@@ -226,5 +228,5 @@ export const normalizeTabbarPayload = (rawPayload = null) => {
   const objectPayload = rawPayload?.tab_items || rawPayload?.tabs || rawPayload?.menus || rawPayload
   const normalizedItems = normalizeTabbarObjectItems(objectPayload)
 
-  return normalizedItems.length ? normalizedItems : getDefaultTabbarItems()
+  return normalizedItems.length ? normalizedItems : getHomeOnlyTabbarItems()
 }