Initial project setup with Next.js accounts manager

- Set up Next.js project structure
- Added UI components and styling
- Configured package dependencies
- Added feature documentation

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

components/shared/index.ts

@@ -0,0 +1,4 @@
+export { PlatformSelector } from './platform-selector';
+export { OwnerSelector } from './owner-selector';
+export { StatusSelector } from './status-selector';
+export { StatsSelect } from './stats-select';