refactor: remove unused dependencies and code

package.json

@@ -39,37 +39,28 @@
     "@nuxt/eslint-config": "^0.2.0",
     "@nuxt/kit": "^3.7.3",
     "@nuxt/schema": "^3.7.3",
-    "@types/clear": "^0.1.2",
-    "@types/flat": "^5.0.3",
     "@types/http-proxy": "^1.17.12",
-    "@types/mri": "^1.1.1",
     "@types/node": "^20.6.2",
     "@types/semver": "^7.5.2",
     "@types/ws": "^8.5.5",
     "c12": "^1.4.2",
     "changelogen": "^0.5.5",
     "chokidar": "^3.5.3",
     "citty": "^0.1.4",
-    "clear": "^0.1.0",
     "clipboardy": "^3.0.0",
     "colorette": "^2.0.20",
     "consola": "^3.2.3",
-    "deep-object-diff": "^1.1.9",
     "destr": "^2.0.1",
     "eslint": "^8.49.0",
     "execa": "^8.0.1",
-    "flat": "^5.0.2",
     "fuse.js": "^6.6.2",
     "giget": "^1.1.2",
     "h3": "^1.8.1",
-    "http-proxy": "^1.18.1",
     "httpxy": "^0.1.5",
     "jiti": "^1.20.0",
     "listhen": "^1.5.3",
     "magicast": "^0.3.0",
     "mlly": "^1.4.2",
-    "mri": "^1.2.0",
-    "nitropack": "^2.6.3",
     "nuxt": "^3.7.3",
     "nypm": "^0.3.3",
     "ofetch": "^1.3.3",