- Accept full domains (e.g. "example.xyz") not just labels
- Check the entered TLD as primary result
- Show .de, .com, .net, .org as alternative suggestions below
- Primary result highlighted with accent border
- Input without TLD still works (shows all 4 suggestions)
- Updated i18n placeholders and added "suggestions" label
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
- CheckDomainDto with regex validation (T-03-05) and max 10 TLDs (T-03-06)
- DomaincheckService using node:dns/promises with 5s timeout per lookup
- POST /modules/domaincheck/check protected by UseModule guard (T-03-08)
- DomaincheckModule seeds itself into registry on startup via OnModuleInit
- Default TLDs: de, com, net, org (D-03)