chore(cli): add message

packages/vue-cli-plugin-uni/lib/env.js

@@ -25,8 +25,8 @@ global.uniPlugin.validate.forEach(validate => {
 })
 
 process.UNI_MANIFEST = manifestJsonObj
-
-process.env.UNI_USING_V3_SCOPED = true
+
+process.env.UNI_USING_V3_SCOPED = true
 
 process.UNI_CLOUD = false
 process.UNI_CLOUD_TCB = false
@@ -410,6 +410,10 @@ global.uniPlugin.configureEnv.forEach(configureEnv => {
   configureEnv()
 })
 
+if (process.env.UNI_PLATFORM.startsWith('mp-')) {
+  console.log('小程序各家浏览器内核及自定义组件实现机制存在差异，可能存在样式布局兼容问题，参考：https://uniapp.dcloud.io/matter?id=mp')
+}
+
 runByHBuilderX && console.log('正在编译中...')
 
 module.exports = {