build: fix compile style-script (#3331)

* build: fix compile style-script

* docs: fix card docs

* fix: use copying instead of generating

* fix: typo

components/card/doc/index.zh-CN.md

@@ -22,11 +22,9 @@ cols: 1
 
 想要了解更多关于单独引入组件的内容，可以在[快速上手](/docs/getting-started/zh#单独引入某个组件)页面进行查看。
 
-```ts
 ```ts
 import { NzCardModule } from 'ng-zorro-antd';
 ```
-```
 
 ### nz-card
 

components/components.less

@@ -1,3 +1,4 @@
+@import "./icon/style/entry.less";
 @import "./affix/style/entry.less";
 @import "./alert/style/entry.less";
 @import "./anchor/style/entry.less";

scripts/build/compile-styles.js

@@ -37,13 +37,9 @@ const sourcePath = path.resolve(__dirname, '../../components');
 const targetPath = path.resolve(__dirname, '../../publish');
 const componentFolders = fs.readdirSync(targetPath);
 
-// Export each component's style in `component.less` and copy it to the target dir.
-let componentsLessContent = '';
-
 componentFolders.forEach(dir => {
   if (fs.existsSync(`${sourcePath}/${dir}/style/index.less`)) {
     // Copy style files for each component.
-    componentsLessContent += `@import "./${path.posix.join(dir, 'style', 'index.less')}";\n`;
     fs.copySync(`${sourcePath}/${dir}/style`, `${targetPath}/${dir}/style`);
 
     // Compile less files to CSS and delete the `entry.less` file.
@@ -69,13 +65,13 @@ componentFolders.forEach(dir => {
 
 // Copy concentrated less files.
 fs.copySync(path.resolve(sourcePath, 'style'), path.resolve(targetPath, 'style'));
-fs.writeFileSync(`${targetPath}/components.less`, componentsLessContent);
+fs.writeFileSync(`${targetPath}/components.less`, fs.readFileSync(`${sourcePath}/components.less`));
 fs.writeFileSync(`${targetPath}/ng-zorro-antd.less`, fs.readFileSync(`${sourcePath}/ng-zorro-antd.less`));
 
 // Compile concentrated less file to CSS file.
 const lessContent = `@import "${path.posix.join(targetPath, 'ng-zorro-antd.less')}";`;
-compileLess(lessContent, path.join(targetPath, 'ng-zorro-antd.css'), false);
-compileLess(lessContent, path.join(targetPath, 'ng-zorro-antd.min.css'), true);
+compileLess(lessContent, path.join(targetPath, 'ng-zorro-antd.css'), false).catch(e => console.log(e));
+compileLess(lessContent, path.join(targetPath, 'ng-zorro-antd.min.css'), true).catch(e => console.log(e));
 
 // Compile css file that doesn't have component-specific styles.
 const cssIndexPath = path.join(sourcePath, 'style', 'entry.less');