feat: add city/state/country to complex, new settings page with sidebar, and Biome linting

- Added city, state, and country optional fields to Complex model
- Updated onboarding to include optional location fields
- Created new settings page with sidebar navigation (Datos del Complejo, Canchas)
- Replaced ESLint with Biome for frontend and backend linting
- Added parallel dev script with concurrently
- Migrated register-routes to use direct app.route() pattern

apps/backend/src/index.ts

@@ -1,8 +1,8 @@
-import { createApp } from '@/app'
-import { registerRoutes } from '@/register-routes'
+import { createApp } from '@/app';
+import { registerRoutes } from '@/register-routes';
 
-const app = createApp()
-registerRoutes(app)
+const app = createApp();
+registerRoutes(app);
 
-export type AppType = typeof app
-export default app
+export type AppType = typeof app;
+export default app;