chore: 添加设计资料和示例工程

sample/front/src/mocks/index.ts

@@ -0,0 +1,9 @@
+import Mock from 'mockjs';
+import './handlers/user';
+import './handlers/message-box';
+
+import.meta.glob('@/views/**/mock.ts', { eager: true });
+
+Mock.setup({
+  timeout: '600-1000',
+});