{   "pages":[     "pages/home/home",     "pages/user/user",     "pages/logs/logs"   ],   "window":{       "backgroundTextStyle":"light",       "navigationBarBackgroundColor": "#fff",       "navigationBarTitleText": "Weixin",       "navigationBarTextStyle":"black"   },   "tabBar": {     "list": [{       "pagePath": "pages/home/home",       "text": "首页",       "iconPath": "/common/1.wxss/画画.png",       "selectedIconPath": "/common/1.wxss/看看书写写字.png"     },{       "pagePath": "pages/user/user",       "text": "用户",       "iconPath": "/common/1.wxss/画画.png",       "selectedIconPath": "/common/1.wxss/看看书写写字.png"     }]   },   "style": "v2",   "sitemapLocation": "sitemap.json" } 上面是appjson 下面是页面json {   "window": {     "navigationBarTitleText": "lrp"   },   "usingComponents": {}} 标题还是weixin，而不是页面配置中的lrp