Free proxies from proxifly/free-proxy-list don't support HTTPS well
and are unreliable. Stick with cache + concurrent approach.
- Remove proxy fetching and handling code
- Default workers reduced to 2 to be more conservative
- Rely on persistent cache for efficiency
Usage: Run in small batches to avoid Nominatim rate limits.
Once cached, results are instant.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>