[Build] feat: setup Next.js web app with landing page

## GitHub Update **Repository:** [MKWcorp/halobugar](https://github.com/MKWcorp/halobugar) **Author:** multimediadrw **Date:** 3/30/2026, 7:39:08 PM **Commit:** [`6f28f29`](https://github.com/MKWcorp/halobugar/commit/6f28f2964cdb58c86c022218911717e8deac0a05) ### Commit Message feat: setup Next.js web app with landing page - Add Next.js 14 with TypeScript and Tailwind CSS - Setup Supabase client (client + server) - Add shadcn/ui components (button, card, input, label) - Create landing page with services, stats, how it works - Add TypeScript types for all entities - Update Tech_Decisions.md with web-first strategy --- _This story was imported from historical commits._