sample(tailwind): add tailwind sample and integration

.postcssrc.json

@@ -0,0 +1,5 @@
+{
+  "plugins": {
+    "@tailwindcss/postcss": {}
+  }
+}

live-editing/configs/ThemingConfigGenerator.ts

@@ -76,6 +76,14 @@ export class ThemingConfigGenerator implements IConfigGenerator {
             shortenComponentPathBy: '/theming/angular/'
         }));
 
+        configs.push(new Config({
+            component: 'TailwindSampleComponent',
+            appConfig: BaseAppConfig,
+            shortenComponentPathBy: '/theming/tailwind/',
+            additionalDependencies: ['tailwindcss', '@tailwindcss/postcss'],
+            additionalFiles: [".postcssrc.json"],
+        }));
+
         return configs;
     }
 }