add more posts and plugins

package.json

@@ -4,8 +4,11 @@
   "description": "My journey through Chinese language",
   "main": "index.js",
   "dependencies": {
+    "hyperscript": "^2.0.2",
     "jstransformer-markdown-it": "^2.1.0",
     "p-iteration": "^1.1.8",
+    "pug": "^2.0.4",
+    "showdown": "^1.9.0",
     "webpack": "^4.39.1",
     "webpack-merge": "^4.2.1"
   },