Cross-references each candidate host IP with lan_devices (known) so a tile shows
e.g. 'H Tower' instead of '192.168.1.15:32400'.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Service tiles now have an inline edit (name/category/url/icon, save/delete) like the
Devices band — fixes 'can't edit after adding'. Touch-visible.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>