feat: Add CHORUS teaser website with mobile-responsive design

- Created complete Next.js 15 teaser website with CHORUS brand styling
- Implemented mobile-responsive 3D logo (128px mobile, 512px desktop)
- Added proper Exo font loading via Next.js Google Fonts for iOS/Chrome compatibility
- Built comprehensive early access form with GDPR compliance and rate limiting
- Integrated PostgreSQL database with complete schema for lead capture
- Added scroll indicators that auto-hide when scrolling begins
- Optimized mobile modal forms with proper scrolling and submit button access
- Deployed via Docker Swarm with Traefik SSL termination at chorus.services
- Includes database migrations, consent tracking, and email notifications

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

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

modules/teaser/database/02-add_teaser_lead_sources.sql

@@ -0,0 +1,10 @@
+-- Add new lead source types for teaser website
+-- This extends the existing lead_source_type enum
+
+-- Add new values to the lead_source_type enum
+ALTER TYPE lead_source_type ADD VALUE IF NOT EXISTS 'early_access_waitlist';
+ALTER TYPE lead_source_type ADD VALUE IF NOT EXISTS 'request_early_access';
+
+-- Verify the new values were added
+-- (This is just for confirmation, can be removed in production)
+SELECT unnest(enum_range(NULL::lead_source_type)) AS lead_source_types;