Update LICENSE file and add AGPL header to all source files.
AGPLv3 ensures that if someone runs Kafka as a network service and
modifies it, they must release their source code under the same license.
- Rename cmd/searxng-go to cmd/kafka
- Remove all SearXNG references from source comments while keeping
"SearXNG-compatible API" in user-facing docs
- Update binary paths in README, CLAUDE.md, and Dockerfile
- Update log message to "kafka starting"
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Implement an API-first Go rewrite with local engine adapters, upstream fallback, and Nix-based tooling so searches can run without matching the original UI while preserving response compatibility.
Made-with: Cursor
