feat(demo): add ngx-markdown for code examples

Author: AnthonyNahas

demo/angular.json

@@ -22,9 +22,15 @@
             ],
             "styles": [
               "src/styles.scss",
-              "node_modules/material-design-icons/iconfont/material-icons.css"
+              "node_modules/material-design-icons/iconfont/material-icons.css",
+              "node_modules/prismjs/themes/prism-okaidia.css"
             ],
-            "scripts": []
+            "scripts": [
+              "node_modules/marked/lib/marked.js",
+              "node_modules/prismjs/prism.js",
+              "node_modules/prismjs/components/prism-typescript.min.js",
+              "node_modules/prismjs/components/prism-css.min.js"
+            ]
           },
           "configurations": {
             "hmr": {

demo/webpack.server.config.js

@@ -5,7 +5,7 @@ module.exports = {
   entry: {
     // This is our Express server for Dynamic universal
     server: './server.ts',
-    // This is an example of Static prerendering (generative)
+    // This is an examples of Static prerendering (generative)
     prerender: './prerender.ts'
   },
   resolve: { extensions: ['.js', '.ts'] },