Seojung Noh

### Prerequisites - [X] I have written a descriptive issue title - [X] I have searched existing issues to ensure the issue has not already been raised ### Issue https://github.com/fastify/docs-korean/blob/main/docs/Reference/Index.md

### Prerequisites - [X] I have written a descriptive issue title - [X] I have searched existing issues to ensure the feature has not already been requested ### 🚀 Feature...