remove unused vite scripts

Author: Yukaii

package.json

@@ -16,8 +16,6 @@
   "main": "app.js",
   "scripts": {
     "build": "vite build",
-    "dev": "vite",
-    "preview": "vite preview",
     "doctoc": "doctoc --title='# Table of Contents' README.md",
     "lint": "standard",
     "jsonlint": "find . -type f -not -ipath \"./.devcontainer/*\" -not -ipath \"./node_modules/*\" -not -ipath \"./.vscode/*\" \\( -name \"*.json\" -o -name \"*.json.*\" \\) | xargs -n 1 -I{} -- bash -c 'echo {}; jq . {} > /dev/null;'",