feat: add tour (#369)

* feat: add tour

* chore: clean

Author: tonghohin

README.md

@@ -218,6 +218,7 @@
 | tanstack-ui-table | Customizable table with @tanstack/table and shadcn/ui | [Link](https://github.com/drefahl/tanstack-ui-table) | 2025-02-27 |
 | time-picker | Simple TimePicker component. | [Link](https://github.com/openstatusHQ/time-picker) | 2024-04-29 |
 | tnks-data-table | Advanced data table component built with shadcn/ui and TanStack Table featuring server-side operations, row selection, filtering, column customization, and export functionality. Fully TypeScript compatible with comprehensive documentation. | [Link](https://github.com/jacksonkasi1/tnks-data-table) | 2025-04-19 |
+| tour | A component for building onboarding tours. Designed to integrate with shadcn/ui. | [Link](https://onboarding-tour.vercel.app) |  
 | tremor | Components for charts and dashboards. | [Link](https://github.com/tremorlabs/tremor) | 2024-06-15 |
 | twblocks | Website blocks based on shadcn & Radix. | [Link](https://github.com/tommyjepsen/twblocks) | 2024-11-25 |
 | tweet-to-code | Twitter design recreations as code. | [Link](https://tweet-to-code.vercel.app/) | 2024-12-26 |