feat: add http-server command for heroku start

package.json

@@ -20,6 +20,7 @@
   "scripts": {
     "dev": "vitepress dev docs",
     "serve": "vitepress serve docs",
+    "start": "http-server ./public_html",
     "build": "vitepress build docs",
     "build:package": "vite build",
     "build:types": "vue-tsc --declaration --emitDeclarationOnly",
@@ -48,17 +49,18 @@
     "eslint-config-prettier": "^8.3.0",
     "eslint-plugin-vue": "^9.1.1",
     "flowbite": "^1.4.2",
+    "http-server": "^14.1.1",
     "jsdom": "^20.0.0",
     "postcss": "^8.4.14",
     "postcss-prefix-selector": "^1.16.0",
     "prettier": "^2.3.2",
+    "tailwindcss": "^3",
     "typescript": "^4.7.3",
     "vite": "^2.4.3",
     "vitepress": "^1.0.0-alpha.4",
     "vitest": "^0.16.0",
     "vue-eslint-parser": "^9.0.3",
-    "vue-tsc": "^0.30.0",
-    "tailwindcss": "^3"
+    "vue-tsc": "^0.30.0"
   },
   "dependencies": {
     "@vueuse/core": "^8.9.1"