fix: Update domain references to bct.crispygoat.com

- Update NGINX configuration for correct domain
- Update deployment guide with proper SSL certificate paths
- Update service URLs in documentation

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

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

DEPLOYMENT_GUIDE.md

@@ -74,7 +74,7 @@ sudo nginx -t
 
 ```bash
 # Get SSL certificate (Certbot handles NGINX config automatically)
-sudo certbot --nginx -d portal.blackcanyontickets.com
+sudo certbot --nginx -d bct.crispygoat.com
 
 # Reload NGINX with SSL
 sudo systemctl reload nginx
@@ -141,9 +141,9 @@ npm run docker:astro:up
 
 ### Service URLs
 
-- **Main App**: https://portal.blackcanyontickets.com
-- **Admin Panel**: https://portal.blackcanyontickets.com/admin
-- **Health Check**: https://portal.blackcanyontickets.com/api/health
+- **Main App**: https://bct.crispygoat.com
+- **Admin Panel**: https://bct.crispygoat.com/admin
+- **Health Check**: https://bct.crispygoat.com/api/health
 
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