- Embed web UI (index.html, app.js, style.css) via go:embed
- Title: 'IP Location & Status' instead of 'check-ip'
- 'Show my IP Info' link for lookups of the visitor's own IP
- Domain resolution with resolved_from field in JSON
- Richer GeoIP fields: region ISO, continent, coordinates, traits, etc.
- /api/raw debug endpoint for raw MaxMind records
- net/geoip: expand Info struct and add LookupRaw method