fix: 支付宝小程序 page-meta 组件 root-font-size 属性无效问题，直接使用支付宝内置的page-meta

packages/uni-cli-shared/components/navigation-bar.vue

@@ -125,18 +125,24 @@ export default {
   methods: {
     setNavigationBarTitle () {
       uni.setNavigationBarTitle({
+        // #ifndef MP
         __page__: this.__$page,
+        // #endif
         title: this.title
       })
     },
     setNavigationBarLoading () {
       uni[(this.loading ? 'show' : 'hide') + 'NavigationBarLoading']({
+        // #ifndef MP
         __page__: this.__$page
+        // #endif
       })
     },
     setNavigationBarColor () {
       uni.setNavigationBarColor({
+        // #ifndef MP
         __page__: this.__$page,
+        // #endif
         frontColor: this.frontColor,
         backgroundColor: this.backgroundColor,
         animation: {

packages/uni-cli-shared/lib/pages.js

@@ -463,7 +463,10 @@ function initAutoImportComponents (easycom = {}) {
   }
   initBuiltInEasycom(BUILT_IN_EASYCOMS, usingAutoImportComponents)
   // 目前仅 mp-weixin 内置支持 page-meta 等组件
-  if (process.env.UNI_PLATFORM !== 'mp-weixin') {
+  if (process.env.UNI_PLATFORM === 'mp-weixin') {
+  } else if (process.env.UNI_PLATFORM === 'mp-alipay') {
+    initBuiltInEasycom(BUILT_IN_COMPONENTS_ALIPAY, usingAutoImportComponents)
+  } else {
     initBuiltInEasycom(BUILT_IN_COMPONENTS, usingAutoImportComponents)
   }
 
@@ -530,6 +533,7 @@ function parseUsingAutoImportComponents (usingAutoImportComponents) {
 }
 
 const BUILT_IN_COMPONENTS = ['page-meta', 'navigation-bar', 'uni-match-media']
+const BUILT_IN_COMPONENTS_ALIPAY = ['navigation-bar']
 
 const BUILT_IN_EASYCOMS = ['unicloud-db', 'uniad', 'ad-rewarded-video', 'ad-fullscreen-video', 'ad-interstitial',
   'ad-interactive'

packages/uni-template-compiler/lib/mp.js

@@ -77,7 +77,8 @@ const tags = {
     'ix-native-grid',
     'ix-native-list',
     'mkt',
-    'page-container'
+    'page-container',
+    'page-meta'
   ]
 }