- check_dkim now returns ALL matching selectors instead of stopping at first match
- DomainDNSResult.dkim_selectors is now a List[str] instead of a single Optional[str]
- DNSRecordResponse.dkimSelectors is now List[str]
- /selectors endpoint now also returns report_selectors (auto-discovered from DMARC reports)
- Frontend shows all live-check selectors and auto-discovered selectors as read-only
- Updated tests to match new data structures; added tests for multi-selector and report_selectors
Agent-Logs-Url: https://github.com/christianlouis/dmarq/sessions/87d8b8d9-23c3-4d3b-85a3-8e354e62c768
Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>