merge...

.config.dev.js

 module.exports = {
   domain: 'dev.ezijing.com',
-  url: 'https://wmp-learning2.ezijing.com/api',
-  apiBaseURL: '/',
+  url: 'https://learn-api.ezijing.com/api',
+  apiBaseURL: 'https://learn-api.ezijing.com',
   others: {
     url: '/app/learn/course',
-    loginUrl: 'https://login2.ezijing.com/wmp/login/index'
+    loginUrl: 'https://login.ezijing.com/wmp/login/index'
   },
   webpack: {
     externals: {

.config.pro.js

 module.exports = {
   url: '/',
   DesDir: './client-dist',
-  apiBaseURL: '/',
+  apiBaseURL: 'https://learn-api.ezijing.com',
+  // apiBaseURL: '/',
   others: {
     url: '/app/learn/course',
     loginUrl: 'https://login.ezijing.com/wmp/login/index'

.config.test.js

 module.exports = {
   url: '/',
   DesDir: './client-dist',
-  apiBaseURL: '/',
+  apiBaseURL: 'https://learn-api2.ezijing.com',
+  // apiBaseURL: '/',
   others: {
     url: '/app/learn/course',
     loginUrl: 'https://login2.ezijing.com/wmp/login/index'