chore: tweak eslint and tsconfig

eslint.config.mjs

@@ -1,5 +1,8 @@
 import pluginVue from 'eslint-plugin-vue'
-import vueTsEslintConfig from '@vue/eslint-config-typescript'
+import {
+  defineConfigWithVueTs,
+  vueTsConfigs,
+} from '@vue/eslint-config-typescript'
 import { includeIgnoreFile } from '@eslint/compat'
 import path from 'node:path'
 import { fileURLToPath } from 'node:url'
@@ -8,19 +11,17 @@ const __filename = fileURLToPath(import.meta.url)
 const __dirname = path.dirname(__filename)
 const gitignorePath = path.resolve(__dirname, '.gitignore')
 
-export default [
+export default defineConfigWithVueTs([
   includeIgnoreFile(gitignorePath),
   {
     // your overrides
   },
   ...pluginVue.configs['flat/essential'],
-  ...vueTsEslintConfig({
-    extends: ['recommended']
-  }),
+  vueTsConfigs.recommended,
   {
     languageOptions: {
       ecmaVersion: 'latest',
       sourceType: 'script'
     }
   }
-]
+])