perf: ⬇️ downgrade to es6

tsconfig.json

@@ -1,14 +1,15 @@
 {
-    "extends": "@vue/tsconfig/tsconfig.json",
+    "extends": "@vue/tsconfig",
     "include": ["./src/**/*.ts", "./src/**/*.vue", "**/*.ts"],
     "compilerOptions": {
       "allowSyntheticDefaultImports": true,
-      "target": "ES2022",
-      "module": "ESNext",
       "moduleResolution": "Bundler",
+      "target": "es6",
+      "module": "es6",
+      "declaration": true,
+      "strict": true,
       "noImplicitAny": false,
       "rootDir": ".",
-      "strict": true,
       "noEmit": true,
       "allowImportingTsExtensions": true,
     }