feat: comprehensive app improvements with Pinia state management

Backend:
- Add API keys management (create, list, delete endpoints)
- Add email verification flow (verify, resend verification)
- Add account management (profile, change password, delete account)
- Add billing/Stripe integration (checkout, portal, webhooks)
- Add GeoIP service for analytics
- Add bulk link creation and link restore endpoints
- Add QR code analytics endpoint
- Add project description field with migration
- Add QR code name and logo support with migration
- Improve QR code generator with logo overlay support
- Add rate limiting middleware
- Update tests for new functionality

Frontend:
- Refactor entire app to use Pinia for state management
- Add auth store with initialization, login, register, logout
- Add workspace store with CRUD for workspaces, projects, links,
  QR codes, domains, assets, and analytics
- Add localStorage persistence for workspace selection
- Update App.vue with proper store initialization
- Update AppLayout.vue to use store methods instead of direct API
- Refactor Projects.vue and Domains.vue to use store state/actions
- Add VerifyEmail.vue for email verification flow
- Add ForgotPassword.vue and ResetPassword.vue
- Add Settings.vue with profile, password, API keys, danger zone
- Add QRCodeDetail.vue for QR code analytics
- Add Billing.vue for subscription management
- Expand api/client.js with all new API methods
- Add workspace change watchers for automatic data refresh

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/api/Features/Projects/Common/ProjectResponses.cs

@@ -4,6 +4,9 @@ public record ProjectResponse(
     Guid Id,
     Guid WorkspaceId,
     string Name,
+    string? Description,
+    int LinkCount,
+    int QRCodeCount,
     DateTime CreatedAt
 );