run dev playground with concurrently

playground/nuxt.config.ts

@@ -1,9 +1,4 @@
 // https://v3.nuxtjs.org/api/configuration/nuxt.config
 export default defineNuxtConfig({
-  runtimeConfig: {
-    baseURL: '',
-  },
-  typescript: {
-    strict: true,
-  },
+  modules: ['trpc-nuxt/module'],
 })

playground/tsconfig.json

@@ -1,4 +1,7 @@
 {
   // https://v3.nuxtjs.org/concepts/typescript
-  "extends": "./.nuxt/tsconfig.json"
+  "extends": "./.nuxt/tsconfig.json",
+  "compilerOptions": {
+    "strict": true
+  }
 }