Stremlined dependencies | built ad'Hoc http server

package.json

@@ -17,12 +17,7 @@
   "author": "marcobaobao",
   "license": "ISC",
   "dependencies": {
-    "@koa/cors": "^3.1.0",
     "better-sqlite3": "^7.4.5",
-    "chart.js": "^3.6.0",
-    "koa": "^2.13.4",
-    "koa-static": "^5.0.0",
-    "ordered-binary": "^1.2.1",
     "react": "^17.0.2",
     "react-bootstrap": "2.0.2",
     "react-bootstrap-icons": "^1.7.2",
@@ -39,9 +34,6 @@
     "parcel": "^2.0.1",
     "typescript": "^4.5.2",
     "@types/better-sqlite3": "^7.4.2",
-    "@types/koa": "^2.13.4",
-    "@types/koa-static": "^4.0.2",
-    "@types/koa__cors": "^3.1.1",
     "@types/node": "^17.0.13",
     "@types/uuid": "^8.3.4"
   }