- Update go.mod to Go 1.21 (from invalid 1.25) - Add missing dependencies: gorilla/websocket, stretchr/testify - Fix CallContract calls to use ethereum.CallMsg instead of map - Import ethereum package for CallMsg type These fixes resolve compilation errors in the pool discovery service that would prevent the application from building. 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>