[web-app] 初始化web端，angular+ts+less+ng-zorro

web-app/src/styles.less

@@ -0,0 +1,10 @@
+
+// Custom Theming for NG-ZORRO
+// For more information: https://ng.ant.design/docs/customize-theme/en
+@import "../node_modules/ng-zorro-antd/ng-zorro-antd.less";
+
+// Override less variables to here
+// View all variables: https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/components/style/themes/default.less
+
+// @primary-color: #1890ff;
+/* You can add global styles to this file, and also import other style files */