New page at /advanced/certificates showing:
- Overview card with central domain, cert count, Cloudflare token status
- Auto-provision readiness badge (requires CF token + operator email)
- Table of all domains needing TLS with: domain, source, expiry date,
issuer, and status badges (days left / covered by wildcard / missing)
- Per-domain "Provision" button for missing certs when auto-provision ready
- "Provision" and "Renew All" action buttons
- Guidance alert when prerequisites are missing
Also fixes pre-existing type errors:
- AppSidebar: guard daemon index access when undefined
- DomainsComponent: fix circular type reference in filter state
- DomainTopology: remove unused isWildcard variable
