refactor: move tsconfig to nuxt config

nuxt.config.ts

@@ -49,6 +49,8 @@ export default defineNuxtConfig({
     tsConfig: {
       compilerOptions: {
         verbatimModuleSyntax: false,
+        strictNullChecks: true,
+        exactOptionalPropertyTypes: true,
       },
     },
   },

tsconfig.json

@@ -1,7 +1,4 @@
 {
   // https://nuxt.com/docs/guide/concepts/typescript
-  "extends": "./.nuxt/tsconfig.json",
-  "compilerOptions": {
-    "exactOptionalPropertyTypes": true
-  }
+  "extends": "./.nuxt/tsconfig.json"
 }