[Rule] Adding `lang="ts"` to script tag?

[jd-solanki]

🎯 Type of Improvement

Better TypeScript examples

📖 Rule Section (if applicable)

None

🚨 Problem

Hi 👋🏻

As most of the developers are using typescript these days, it will be better to add language attribute to script tag.

If you allow, I can add a PR that performs this change.

💡 Proposed Solution

```vue
<script setup lang="ts">
// ---
</script>

🤖 AI Testing

• Tested with Cursor - works well
• Tested with Claude - works well
• Tested with ChatGPT - works well
• Tested with GitHub Copilot - works well
• Tested with other AI - works well
• Tested but still has issues
• Not tested yet

📈 Priority Level

Low (Nice to have)

🔗 Nuxt UI Documentation Reference

No response

📝 Additional Context

No response