chore: enable `noUncheckedSideEffectImports` (#28903)

packages/nuxt/src/app/entry.ts

@@ -2,6 +2,7 @@ import { createApp, createSSRApp, nextTick } from 'vue'
 import type { App } from 'vue'
 
 // This file must be imported first as we set globalThis.$fetch via this import
+// @ts-expect-error virtual file
 import '#build/fetch.mjs'
 
 import { applyPlugins, createNuxtApp } from './nuxt'
@@ -9,6 +10,7 @@ import type { CreateOptions } from './nuxt'
 
 import { createError } from './composables/error'
 
+// @ts-expect-error virtual file
 import '#build/css'
 // @ts-expect-error virtual file
 import plugins from '#build/plugins'

packages/ui-templates/styles.ts

@@ -1,2 +1,4 @@
+// @ts-expect-error untyped css file
 import '@unocss/reset/tailwind.css'
+// @ts-expect-error untyped css file
 import 'uno.css'

tsconfig.json

@@ -14,6 +14,7 @@
     "strict": true,
     // TODO: enable noUncheckedIndexedAccess
     // "noUncheckedIndexedAccess": true,
+    "noUncheckedSideEffectImports": true,
     "forceConsistentCasingInFileNames": true,
     "noImplicitOverride": true,
     /* If NOT transpiling with TypeScript: */